Accelerator and GPU hardware specifications#
2024-05-01
5 min read time
The following tables provide an overview of the hardware specifications for AMD Instinct™ accelerators, and AMD Radeon™ PRO and Radeon™ GPUs.
Model |
Architecture |
LLVM target name |
VRAM (GiB) |
Compute Units |
Wavefront Size |
LDS (KiB) |
L3 Cache (MiB) |
L2 Cache (MiB) |
L1 Vector Cache (KiB) |
L1 Scalar Cache (KiB) |
L1 Instruction Cache (KiB) |
VGPR File (KiB) |
SGPR File (KiB) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MI300X |
CDNA3 |
gfx941 or gfx942 |
192 |
304 |
64 |
64 |
256 |
32 |
32 |
16 per 2 CUs |
64 per 2 CUs |
512 |
12.5 |
MI300A |
CDNA3 |
gfx940 or gfx942 |
128 |
228 |
64 |
64 |
256 |
24 |
32 |
16 per 2 CUs |
64 per 2 CUs |
512 |
12.5 |
MI250X |
CDNA2 |
gfx90a |
128 |
220 (110 per GCD) |
64 |
64 |
16 (8 per GCD) |
16 |
16 per 2 CUs |
32 per 2 CUs |
512 |
12.5 |
|
MI250 |
CDNA2 |
gfx90a |
128 |
208 |
64 |
64 |
16 (8 per GCD) |
16 |
16 per 2 CUs |
32 per 2 CUs |
512 |
12.5 |
|
MI210 |
CDNA2 |
gfx90a |
64 |
104 |
64 |
64 |
8 |
16 |
16 per 2 CUs |
32 per 2 CUs |
512 |
12.5 |
|
MI100 |
CDNA |
gfx908 |
32 |
120 |
64 |
64 |
8 |
16 |
16 per 3 CUs |
32 per 3 CUs |
256 VGPR and 256 AccVGPR |
12.5 |
|
MI60 |
GCN5.1 |
gfx906 |
32 |
64 |
64 |
64 |
4 |
16 |
16 per 3 CUs |
32 per 3 CUs |
256 |
12.5 |
|
MI50 (32GB) |
GCN5.1 |
gfx906 |
32 |
60 |
64 |
64 |
4 |
16 |
16 per 3 CUs |
32 per 3 CUs |
256 |
12.5 |
|
MI50 (16GB) |
GCN5.1 |
gfx906 |
16 |
60 |
64 |
64 |
4 |
16 |
16 per 3 CUs |
32 per 3 CUs |
256 |
12.5 |
|
MI25 |
GCN5.0 |
gfx900 |
16 |
64 |
64 |
64 |
4 |
16 |
16 per 3 CUs |
32 per 3 CUs |
256 |
12.5 |
|
MI8 |
GCN3.0 |
gfx803 |
4 |
64 |
64 |
64 |
2 |
16 |
16 per 4 CUs |
32 per 4 CUs |
256 |
12.5 |
|
MI6 |
GCN4.0 |
gfx803 |
16 |
36 |
64 |
64 |
2 |
16 |
16 per 4 CUs |
32 per 4 CUs |
256 |
12.5 |
Model |
Architecture |
LLVM target name |
VRAM (GiB) |
Compute Units |
Wavefront Size |
LDS (KiB) |
Infinity Cache (MiB) |
L2 Cache (MiB) |
Graphics L1 Cache (KiB) |
L0 Vector Cache (KiB) |
L0 Scalar Cache (KiB) |
L0 Instruction Cache (KiB) |
VGPR File (KiB) |
SGPR File (KiB) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Radeon PRO W7900 |
RDNA3 |
gfx1100 |
48 |
96 |
32 |
128 |
96 |
6 |
256 |
32 |
16 |
32 |
384 |
20 |
Radeon PRO W7800 |
RDNA3 |
gfx1100 |
32 |
70 |
32 |
128 |
64 |
6 |
256 |
32 |
16 |
32 |
384 |
20 |
Radeon PRO W7700 |
RDNA3 |
gfx1101 |
16 |
48 |
32 |
128 |
64 |
4 |
256 |
32 |
16 |
32 |
384 |
20 |
Radeon PRO W6800 |
RDNA2 |
gfx1030 |
32 |
60 |
32 |
128 |
128 |
4 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon PRO W6600 |
RDNA2 |
gfx1032 |
8 |
28 |
32 |
128 |
32 |
2 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon PRO V620 |
RDNA2 |
gfx1030 |
32 |
72 |
32 |
128 |
128 |
4 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon Pro W5500 |
RDNA |
gfx1012 |
8 |
22 |
32 |
128 |
4 |
128 |
16 |
16 |
32 |
256 |
20 |
|
Radeon Pro VII |
GCN5.1 |
gfx906 |
16 |
60 |
64 |
64 |
4 |
16 |
16 per 3 CUs |
32 per 3 CUs |
256 |
12.5 |
Model |
Architecture |
LLVM target name |
VRAM (GiB) |
Compute Units |
Wavefront Size |
LDS (KiB) |
Infinity Cache (MiB) |
L2 Cache (MiB) |
Graphics L1 Cache (KiB) |
L0 Vector Cache (KiB) |
L0 Scalar Cache (KiB) |
L0 Instruction Cache (KiB) |
VGPR File (KiB) |
SGPR File (KiB) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Radeon RX 7900 XTX |
RDNA3 |
gfx1100 |
24 |
96 |
32 |
128 |
96 |
6 |
256 |
32 |
16 |
32 |
384 |
20 |
Radeon RX 7900 XT |
RDNA3 |
gfx1100 |
20 |
84 |
32 |
128 |
80 |
6 |
256 |
32 |
16 |
32 |
384 |
20 |
Radeon RX 7900 GRE |
RDNA3 |
gfx1100 |
16 |
80 |
32 |
128 |
64 |
6 |
256 |
32 |
16 |
32 |
384 |
20 |
Radeon RX 7800 XT |
RDNA3 |
gfx1101 |
16 |
60 |
32 |
128 |
64 |
4 |
256 |
32 |
16 |
32 |
384 |
20 |
Radeon RX 7700 XT |
RDNA3 |
gfx1101 |
12 |
54 |
32 |
128 |
48 |
4 |
256 |
32 |
16 |
32 |
384 |
20 |
Radeon RX 7600 |
RDNA3 |
gfx1102 |
8 |
32 |
32 |
128 |
32 |
2 |
256 |
32 |
16 |
32 |
256 |
20 |
Radeon RX 6950 XT |
RDNA2 |
gfx1030 |
16 |
80 |
32 |
128 |
128 |
4 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6900 XT |
RDNA2 |
gfx1030 |
16 |
80 |
32 |
128 |
128 |
4 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6800 XT |
RDNA2 |
gfx1030 |
16 |
72 |
32 |
128 |
128 |
4 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6800 |
RDNA2 |
gfx1030 |
16 |
60 |
32 |
128 |
128 |
4 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6750 XT |
RDNA2 |
gfx1031 |
12 |
40 |
32 |
128 |
96 |
3 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6700 XT |
RDNA2 |
gfx1031 |
12 |
40 |
32 |
128 |
96 |
3 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6700 |
RDNA2 |
gfx1031 |
10 |
36 |
32 |
128 |
80 |
3 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6650 XT |
RDNA2 |
gfx1032 |
8 |
32 |
32 |
128 |
32 |
2 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6600 XT |
RDNA2 |
gfx1032 |
8 |
32 |
32 |
128 |
32 |
2 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon RX 6600 |
RDNA2 |
gfx1032 |
8 |
28 |
32 |
128 |
32 |
2 |
128 |
16 |
16 |
32 |
256 |
20 |
Radeon VII |
GCN5.1 |
gfx906 |
16 |
60 |
64 |
64 per CU |
4 |
16 |
16 per 3 CUs |
32 per 3 CUs |
256 |
12.5 |
For more information on the terms used here, see the specific documents and guides or Understanding the HIP programming model.