Table of Contents
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Schematic Diagrams
Frame Buffer Partition A/B
D
Sheet 11 of 69
Frame Buffer
Partition A/B
C
B
A
B - 12 Frame Buffer Partition A/B
5
4
PAGE3: GPU FRAME BUFFER PARTITION A/B
G1B
2/24 FBA
FBA_D0
AC51
Y53
FBA_CMD0
FBA_DBI[7..0]
FBA_D0
FBA_CMD0
FBA_DBI[7..0]
FBA_D1
AB48
AA56
FBA_CMD1
FBA_D1
FBA_CMD1
FBA_EDC[7..0]
FBA_D2
AC52
AB55
FBA_CMD2
FBA_D2
FBA_CMD2
FBA_EDC[7..0]
FBA_D3
AC49
AB56
FBA_CMD3
FBA_D3
FBA_CMD3
FBA_D4
FBA_CMD4
FBA_CMD[24..0]
AF52
AC56
FBA_D4
FBA_CMD4
FBA_CMD[24..0]
FBA_D5
FBA_CMD5
AC54
AC53
FBA_D5
FBA_CMD5
FBA_D6
FBA_CMD6
FBA_CMD[52..28]
AE51
AD56
FBA_D6
FBA_CMD6
FBA_CMD[52..28]
FBA_D7
FBA_CMD7
AF51
FBA_D7
FBA_CMD7
AE55
FBA_D8
W51
AE56
FBA_CMD8
FBA_D[63..0]
FBA_D8
FBA_CMD8
FBA_D[63..0]
FBA_D9
W50
AF56
FBA_CMD9
FBA_D9
FBA_CMD9
FBA_D10
W53
AF53
FBA_CMD10
FBA_D10
FBA_CMD10
FBA_D11
Y54
AG56
FBA_CMD11
FBA_D11
FBA_CMD11
FBA_D12
Y52
AH55
FBA_CMD12
FBA_D12
FBA_CMD12
FBA_D13
Y51
AH56
FBA_CMD13
FBA_D13
FBA_CMD13
FBA_D14
FBA_CMD14
Y49
AJ56
FBA_D14
FBA_CMD14
FBA_D15
FBA_CMD15
AB51
FBA_D15
FBA_CMD15
AJ53
FBA_D16
FBA_CMD16
AM54
FBA_D16
FBA_CMD16
AK56
FBA_D17
FBA_CMD17
AL51
FBA_D17
FBA_CMD17
AL55
FBA_D18
AM52
AL56
FBA_CMD18
FBA_D18
FBA_CMD18
COMMON
FBA_D19
AJ54
AM56
FBA_CMD19
FBA_D19
FBA_CMD19
BGA2714
FBA_D20
AM47
AM53
FBA_CMD20
FBA_D20
FBA_CMD20
GN20-E7
FBA_D21
AM51
AN56
FBA_CMD21
FBA_D21
FBA_CMD21
FBA_D22
AP50
AP55
FBA_CMD22
FBA_D22
FBA_CMD22
FBA_D23
FBA_CMD23
AM49
AP56
FBA_D23
FBA_CMD23
FBA_D24
FBA_CMD24
AF54
AR56
FBA_D24
FBA_CMD24
FBA_D25
AF49
FBA_D25
FBA_CMD25_NC
AR53
FBA_D26
AH51
AT56
FBA_D26
FBA_CMD26_NC
FBA_D27
AF47
AR55
SNN_FBA_CMD27
FBA_D27
FBA_CMD27
T99
FBA_D28
AJ52
BM56
FBA_CMD28
FBA_D28
FBA_CMD28
FBA_D29
AJ51
BM55
FBA_CMD29
FBA_D29
FBA_CMD29
FBA_D30
AH48
BL56
FBA_CMD30
FBA_D30
FBA_CMD30
FBA_D31
AJ49
BK55
FBA_CMD31
FBA_D31
FBA_CMD31
FBA_D32
BA49
BK56
FBA_CMD32
CKE_A
FBA_D32
FBA_CMD32
FBA_D33
FBA_CMD33
BD47
BJ56
FBA_D33
FBA_CMD33
FBA_D34
FBA_CMD34
BD54
FBA_D34
FBA_CMD34
BJ55
FBA_D35
FBA_CMD35
FBA_CMD14
BD52
FBA_D35
FBA_CMD35
BH56
FBA_D36
BC51
BG53
FBA_CMD36
FBA_CMD44
FBA_D36
FBA_CMD36
FBA_D37
BD51
BG56
FBA_CMD37
FBA_D37
FBA_CMD37
FBA_D38
BF51
BF56
FBA_CMD38
FBA_CMD3
FBA_D38
FBA_CMD38
FBA_D39
BD49
BF55
FBA_CMD39
FBA_CMD31
FBA_D39
FBA_CMD39
FBA_D40
BG52
BE56
FBA_CMD40
FBA_D40
FBA_CMD40
FBA_D41
FBA_CMD41
BG51
BD53
FBA_D41
FBA_CMD41
FBA_D42
FBA_CMD42
BG54
BD56
FBA_D42
FBA_CMD42
FBA_D43
FBA_CMD43
BF49
BC56
RESET
FBA_D43
FBA_CMD43
FBA_D44
FBA_CMD44
BJ54
FBA_D44
FBA_CMD44
BC55
FBA_D45
BG50
BB56
FBA_CMD45
FBA_D45
FBA_CMD45
FBA_D46
BJ52
BA53
FBA_CMD46
FBA_D46
FBA_CMD46
FBA_D47
BK53
BA56
FBA_CMD47
FBA_D47
FBA_CMD47
FBA_D48
AP51
AY56
FBA_CMD48
FBA_D48
FBA_CMD48
FBA_D49
AP53
AY55
FBA_CMD49
FBA_D49
FBA_CMD49
FBA_D50
AR52
AW56
FBA_CMD50
FBA_D50
FBA_CMD50
FBA_D51
FBA_CMD51
AR54
AV53
FBA_D51
FBA_CMD51
FBA_D52
FBA_CMD52
AU51
AV56
FBA_D52
FBA_CMD52
FBA_D53
AR51
FBA_D53
FBA_CMD53_NC
AU56
FBA_D54
AV51
AU55
FBA_D54
FBA_CMD54_NC
FBA_D55
AR49
AV55
FBA_D55
FBA_CMD55
FBA_D56
AV49
FBA_D56
FBA_D57
AV54
FBA_D57
FBA_D58
AY51
FBA_D58
FBA_D59
AV52
FBA_D59
FBA_D60
AY48
FBA_D60
FBA_D61
BA54
FBA_D61
FBA_D62
FBA_CLK0
BA52
FBA_D62
FBA_CLK0
AP48
FB_CLK
DP_FBA_CLK0
FBA_D63
FBA_CLK0*
BA51
FBA_D63
FBA_CLK0
AP47
FB_CLK
DP_FBA_CLK0
AR48
FBA_CLK1
FB_CLK
FBA_CLK1
DP_FBA_CLK1
AR47
FBA_CLK1*
FB_CLK
FBA_CLK1
DP_FBA_CLK1
FBA_DBI0
AE50
FBA_DQM0
FBA_DBI1
AB50
FBA_DQM1
FBA_DBI2
AL50
AE48
FBA_WCK01
FBA_DQM2
FBA_WCK01
FBA_WCK01
80DIFF_NETCLASS1
FBA_DBI3
FBA_WCK01*
AH50
AE47
FBA_DQM3
FBA_WCK01
FBA_WCK01
80DIFF_NETCLASS1
FBA_DBI4
FBA_WCKB01
BC50
AC48
FBA_DQM4
FBA_WCKB01
FBA_WCKB01
80DIFF_NETCLASS1
FBA_DBI5
FBA_WCKB01*
BF50
AC47
FBA_DQM5
FBA_WCKB01
FBA_WCKB01
80DIFF_NETCLASS1
FBA_DBI6
FBA_WCK23
AU50
FBA_DQM6
FBA_WCK23
AL48
FBA_WCK23
80DIFF_NETCLASS1
FBA_DBI7
AY50
AL47
FBA_WCK23*
FBA_DQM7
FBA_WCK23
FBA_WCK23
80DIFF_NETCLASS1
AJ48
FBA_WCKB23
FBA_WCKB23
FBA_WCKB23
80DIFF_NETCLASS1
AJ47
FBA_WCKB23*
FBA_WCKB23
FBA_WCKB23
80DIFF_NETCLASS1
FBA_EDC0
AE53
BA47
FBA_WCK45
FBA_DQS_WP0
FBA_WCK45
FBA_WCK45
80DIFF_NETCLASS1
FBA_WCK45*
FBA_EDC1
AB53
BA48
FBA_DQS_WP1
FBA_WCK45
FBA_WCK45
80DIFF_NETCLASS1
FBA_WCKB45
FBA_EDC2
AL53
BC48
FBA_DQS_WP2
FBA_WCKB45
FBA_WCKB45
80DIFF_NETCLASS1
FBA_EDC3
FBA_WCKB45*
AH53
BC47
FBA_DQS_WP3
FBA_WCKB45
FBA_WCKB45
80DIFF_NETCLASS1
FBA_EDC4
FBA_WCK67
BC53
FBA_DQS_WP4
FBA_WCK67
AU48
FBA_WCK67
80DIFF_NETCLASS1
FBA_EDC5
FBA_WCK67*
BF53
FBA_DQS_WP5
FBA_WCK67
AU47
FBA_WCK67
80DIFF_NETCLASS1
FBA_EDC6
FBA_WCKB67
AU53
FBA_DQS_WP6
FBA_WCKB67
AV48
FBA_WCKB67
80DIFF_NETCLASS1
FBA_EDC7
AY53
AV47
FBA_WCKB67*
FBA_DQS_WP7
FBA_WCKB67
FBA_WCKB67
80DIFF_NETCLASS1
BN37
GND
BN38
GND
BN39
GND
BN4
GND
BN40
GND
BN41
GND
BN42
GND
PLACE AT BALLS
BN43
AC46
1V8_FB_PLL_REF
L1
GND
FB_PLLVDD
AE11
GPU
GPU
GPU
GPU
GPU
GPU
FB_PLLVDD
AP46
C180
C166
C247
C465
C337
C185
FB_PLLVDD
GND
GPU
GN20-E3 MP
Place near GPU
5
4
3
G1C
3/24 FBB
FBB_DBI[7..0]
FBB_D0
D37
FBB_DBI[7..0]
14,15
FBB_D0
FBB_D1
12,13
J37
FBB_D1
FBB_EDC[7..0]
FBB_D2
G37
FBB_D2
FBB_EDC[7..0]
14,15
12,13
FBB_D3
F37
FBB_D3
FBB_CMD[24..0]
FBB_D4
H38
FBB_D4
FBB_CMD[24..0]
14
12
FBB_D5
E38
FBB_D5
FBB_CMD[52..28]
FBB_D6
F40
FBB_D6
FBB_CMD[52..28]
15
13
FBB_D7
D40
FBB_D7
FBB_D[63..0]
FBB_D8
F34
FBB_D8
FBB_D[63..0]
14,15
FBB_D9
12,13
J34
FBB_D9
FBB_D10
D34
FBB_D10
FBB_D11
G34
FBB_D11
FBB_D12
FBVDDQ
FBVDDQ
E35
FBB_D12
FBB_D13
K34
FBB_D13
FBB_D14
H35
FBB_D14
FBB_D15
K35
FBB_D15
FBB_D16
G47
VRAM
VRAM
FBB_D16
VRAM
VRAM
FBB_D17
E44
FBB_D17
R71
R46
FBB_D18
F46
FBB_D18
CKE_B
R115
R49
FBB_D19
COMMON
CKE_B
F44
10K_04
10K_04
FBB_D19
BGA2714
FBB_D20
10K_04
10K_04
E46
FBB_D20
GN20-E7
FBB_D21
C47
FBB_D21
FBA_CMD17
FBB_CMD17
FBB_D22
E47
FBB_D22
FBA_CMD41
FBB_CMD41
FBB_D23
C49
FBB_D23
FBB_D24
G40
FBB_D24
FBB_D25
C41
FBB_D25
FBB_D26
E41
FBVDDQ
FBVDDQ
FBB_D26
FBB_D27
F41
FBB_D27
FBB_D28
F43
FBB_D28
FBB_D29
C44
FBB_D29
FBB_D30
H41
FBB_D30
VRAM
VRAM
VRAM
VRAM
FBB_D31
H44
FBB_D31
FBB_D32
L51
R26
R62
FBB_D32
R116
R59
FBB_D33
L52
CKE_A
FBB_D33
10K_04
10K_04
10K_04
10K_04
FBB_D34
N51
FBB_D34
FBB_D35
L49
FBB_D35
FBB_CMD14
FBB_D36
L54
FBB_D36
FBB_CMD44
FBB_D37
N47
FBB_D37
FBB_D38
P51
FBB_D38
FBB_CMD3
FBB_D39
P49
FBB_D39
FBB_CMD31
FBB_D40
T51
FBB_D40
FBB_D41
P52
VRAM
VRAM
FBB_D41
VRAM
VRAM
FBB_D42
P54
FBB_D42
R537
R536
FBB_D43
U47
FBB_D43
RESET
R535
R604
FBB_D44
U51
FBB_D44
10K_04
10K_04
10K_04
10K_04
FBB_D45
U52
FBB_D45
FBB_D46
U54
FBB_D46
FBB_D47
U49
FBB_D47
FBB_D48
D52
FBB_D48
FBB_D49
C53
FBB_D49
FBB_D50
C54
FBB_D50
GND
FBB_D51
C55
GND
FBB_D51
FBB_D52
D55
FBB_D52
FBB_D53
D54
FBB_D53
GA1XX GDDR6 CMD Mapping
FBB_D54
F56
FBB_D54
FBB_D55
F49
Lower 0..31
Upper 32..63
FBB_D55
FBB_D56
G53
DRAM1
DRAM2
FBB_D56
FBB_D57
H49
FBB_D57
FBB_D58
CHA-Byte 0,1
CHA-Byte 4,5
H51
FBB_D58
FBB_D59
G51
FBB_D59
CA0_A
CMD1
CMD33
FBB_D60
H52
FBB_D60
CA1_A
CMD13
CMD45
FBB_D61
H54
FBB_D61
CA2_A
CMD12
CMD35
FBB_D62
K48
CA3_A
CMD24
CMD46
FBB_D62
FBA_CLK0
12
FBB_D63
K51
CA4_A
CMD11
CMD36
FBB_D63
FBA_CLK0*
12
CA5_A
CMD15
CMD43
FBA_CLK1
13
CA6_A
CMD22
CMD48
FBB_DBI0
FBA_CLK1*
13
F38
CA7_A
CMD23
CMD47
FBB_DQM0
FBB_DBI1
F35
FBB_DQM1
CA8_A
CMD0
CMD34
FBB_DBI2
G46
FBB_DQM2
CA9_A
CMD2
CMD32
FBA_WCK01
12
FBB_DBI3
G43
FBB_DQM3
CABI_A
CMD10
CMD37
FBA_WCK01*
12
FBB_DBI4
N50
FBB_DQM4
CKE_A
CMD14
CMD44
FBA_WCKB01
12
FBB_DBI5
T50
FBB_DQM5
FBA_WCKB01*
12
FBB_DBI6
E49
CHB-Byte 2,3
CHB-Byte 6,7
FBB_DQM6
FBA_WCK23
12
FBB_DBI7
K50
CA0_B
CMD5
CMD29
FBB_DQM7
FBA_WCK23*
12
CA1_B
CMD18
CMD52
FBA_WCKB23
12
CA2_B
CMD7
CMD40
FBA_WCKB23*
12
FBB_EDC0
C38
CA3_B
CMD20
CMD50
FBB_DQS_WP0
FBA_WCK45
13
FBB_EDC1
C35
FBB_DQS_WP1
CA4_B
CMD8
CMD39
FBA_WCK45*
13
FBB_EDC2
D46
FBB_DQS_WP2
CA5_B
CMD16
CMD42
FBA_WCKB45
13
FBB_EDC3
D43
FBB_DQS_WP3
CA6_B
CMD21
CMD49
FBA_WCKB45*
13
FBB_EDC4
N53
FBB_DQS_WP4
CA7_B
CMD19
CMD51
FBA_WCK67
13
FBB_EDC5
T53
CA8_B
CMD6
CMD28
FBB_DQS_WP5
FBA_WCK67*
13
FBB_EDC6
E53
CA9_B
CMD4
CMD30
FBB_DQS_WP6
FBA_WCKB67
13
FBB_EDC7
K53
CABI_B
CMD9
CMD38
FBB_DQS_WP7
FBA_WCKB67*
13
CKE_B
CMD17
CMD41
BN44
GND
RESET*
CMD3
CMD31
BN45
GND
BN46
GND
BN47
GND
BN48
GND
BN6
GND
BN9
GND
BP1
.
GND
1V8_AON
HCB1608KF-300T60
GND
GPU
GN20-E3 MP
10,12,13,14,15,17,18,22,25,27,28,40,63,66,67
12,13,14,15,16,17,18,22,24,66
3
2
1
B37
FBB_CMD0
FBB_CMD0
FBB_CMD1
A37
FBB_CMD1
FBB_CMD2
FBB_CMD2
A38
FBB_CMD3
FBB_CMD3
D38
A39
FBB_CMD4
FBB_CMD4
B40
FBB_CMD5
FBB_CMD5
A40
FBB_CMD6
FBB_CMD6
A41
FBB_CMD7
FBB_CMD7
D41
FBB_CMD8
FBB_CMD8
FBB_CMD9
A42
FBB_CMD9
FBB_CMD10
B43
FBB_CMD10
FBB_CMD11
A43
FBB_CMD11
FBB_CMD12
FBB_CMD12
A44
D44
FBB_CMD13
FBB_CMD13
A45
FBB_CMD14
FBB_CMD14
B46
FBB_CMD15
FBB_CMD15
A46
FBB_CMD16
FBB_CMD16
A47
FBB_CMD17
FBB_CMD17
D47
FBB_CMD18
FBB_CMD18
FBB_CMD19
A48
FBB_CMD19
FBB_CMD20
B49
FBB_CMD20
FBB_CMD21
FBB_CMD21
A49
B50
FBB_CMD22
FBB_CMD22
A50
FBB_CMD23
FBB_CMD23
C50
FBB_CMD24
FBB_CMD24
A51
FBB_CMD25_NC
B52
FBB_CMD26_NC
C52
FBB_CMD27
FBB_CMD28
Y56
FBB_CMD28
FBB_CMD29
W56
FBB_CMD29
FBB_CMD30
FBB_CMD30
W55
FBB_CMD31
FBB_CMD31
V56
U53
FBB_CMD32
FBB_CMD32
U56
FBB_CMD33
FBB_CMD33
T56
FBB_CMD34
FBB_CMD34
T55
FBB_CMD35
FBB_CMD35
R56
FBB_CMD36
FBB_CMD36
FBB_CMD37
P53
FBB_CMD37
FBB_CMD38
P56
FBB_CMD38
FBB_CMD39
N56
FBB_CMD39
FBB_CMD40
FBB_CMD40
N55
M56
FBB_CMD41
FBB_CMD41
L53
FBB_CMD42
FBB_CMD42
L56
FBB_CMD43
FBB_CMD43
K56
FBB_CMD44
FBB_CMD44
K55
FBB_CMD45
FBB_CMD45
J56
FBB_CMD46
FBB_CMD46
FBB_CMD47
H53
FBB_CMD47
FBB_CMD48
FBB_CMD48
H56
FBB_CMD49
FBB_CMD49
G56
FBB_CMD50
FBB_CMD50
G55
E56
FBB_CMD51
FBB_CMD51
B54
FBB_CMD52
FBB_CMD52
B53
FBB_CMD53_NC
A52
FBB_CMD54_NC
E55
FBB_CMD55
K44
FBB_CLK0
FBB_CLK0
DP_FBB_CLK0
FB_CLK
FBB_CLK0
14
J44
FBB_CLK0*
FBB_CLK0
DP_FBB_CLK0
FB_CLK
FBB_CLK0*
14
J46
FBB_CLK1
FBB_CLK1
DP_FBB_CLK1
FB_CLK
FBB_CLK1
15
K46
FBB_CLK1*
FBB_CLK1
DP_FBB_CLK1
FB_CLK
FBB_CLK1*
15
FBB_WCK01
FBB_WCK01
J40
FBB_WCK01
80DIFF_NETCLASS1
FBB_WCK01
14
K40
FBB_WCK01*
FBB_WCK01
FBB_WCK01
80DIFF_NETCLASS1
FBB_WCK01*
14
K38
FBB_WCKB01
FBB_WCKB01
FBB_WCKB01
80DIFF_NETCLASS1
FBB_WCKB01
14
J38
FBB_WCKB01*
FBB_WCKB01
FBB_WCKB01
80DIFF_NETCLASS1
FBB_WCKB01*
14
J43
FBB_WCK23
FBB_WCK23
FBB_WCK23
80DIFF_NETCLASS1
FBB_WCK23
14
K43
FBB_WCK23*
FBB_WCK23
FBB_WCK23
80DIFF_NETCLASS1
FBB_WCK23*
14
FBB_WCKB23
K41
FBB_WCKB23
80DIFF_NETCLASS1
FBB_WCKB23
FBB_WCKB23
14
FBB_WCKB23*
J41
FBB_WCKB23
80DIFF_NETCLASS1
FBB_WCKB23
FBB_WCKB23*
14
FBB_WCK45
P47
FBB_WCK45
80DIFF_NETCLASS1
FBB_WCK45
FBB_WCK45
15
FBB_WCK45*
FBB_WCK45
P48
FBB_WCK45
80DIFF_NETCLASS1
FBB_WCK45*
15
T48
FBB_WCKB45
FBB_WCKB45
FBB_WCKB45
80DIFF_NETCLASS1
FBB_WCKB45
15
T47
FBB_WCKB45*
FBB_WCKB45
FBB_WCKB45
80DIFF_NETCLASS1
FBB_WCKB45*
15
K47
FBB_WCK67
FBB_WCK67
FBB_WCK67
80DIFF_NETCLASS1
FBB_WCK67
15
J47
FBB_WCK67*
FBB_WCK67
FBB_WCK67
80DIFF_NETCLASS1
FBB_WCK67*
15
L47
FBB_WCKB67
FBB_WCKB67
FBB_WCKB67
80DIFF_NETCLASS1
FBB_WCKB67
15
FBB_WCKB67*
L48
FBB_WCKB67
80DIFF_NETCLASS1
FBB_WCKB67
FBB_WCKB67*
15
1V8_FB_PLL_REF
L17
FB_PLLVDD
1V8_FB_PLL_REF
16
GPU
C172
1u_6.3V_X6S_04
NV_0402
PLACE AT BALLS
GND
1V8_AON
FBVDDQ
Title
Title
Title
[11] VGA Frame Buffer Interface
[11] VGA Frame Buffer Interface
[11] VGA Frame Buffer Interface
Size
Size
Size
Document Number
Document Number
Document Number
6-71-NP5H0-D02
6-71-NP5H0-D02
6-71-NP5H0-D02
Custom
Custom
Custom
TGL-H+GN20-E3
TGL-H+GN20-E3
TGL-H+GN20-E3
Date:
Date:
Date:
Thursday, April 08, 2021
Thursday, April 08, 2021
Thursday, April 08, 2021
Sheet
Sheet
Sheet
11
11
11
2
1
D
C
B
A
Rev
Rev
Rev
D02
D02
D02
of
of
of
71
71
71
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