NVIDIA CMP 70HX vs AMD Radeon Instinct MI355X
We compared two Desktop platform GPUs: 8GB VRAM CMP 70HX and 288GB VRAM Radeon Instinct MI355X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Instinct MI355X 's Advantages
Released 4 years late
Boost Clock has increased by 51% (2100MHz vs 1395MHz)
More VRAM (288GB vs 8GB)
Larger VRAM bandwidth (8.19TB/s vs 608.3GB/s)
15616 additional rendering cores
Score
Benchmark
FP32 (float)
CMP 70HX
10.71 TFLOPS
Radeon Instinct MI355X
+663%
81.72 TFLOPS
Graphics Card
Jan 2021
Release Date
Jan 2025
Mining GPUs
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 1.0 x4
Bus Interface
PCIe 5.0 x16
Clock Speeds
1365 MHz
Base Clock
1000 MHz
1395 MHz
Boost Clock
2100 MHz
1188 MHz
Memory Clock
2000 MHz
Memory
8GB
Memory Size
288GB
GDDR6X
Memory Type
HBM3e
256bit
Memory Bus
8192bit
608.3GB/s
Bandwidth
8.19TB/s
Render Config
-
Compute Units
304
30
SM Count
-
3840
Shading Units
19456
120
TMUs
1216
64
ROPs
0
120
Tensor Cores
1216
30
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
89.28 GPixel/s
Pixel Rate
0 MPixel/s
167.4 GTexel/s
Texture Rate
2553.6 GTexel/s
10.71 TFLOPS
FP16 (half)
653.7 TFLOPS
10.71 TFLOPS
FP32 (float)
81.72 TFLOPS
167.4 GFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
Unknown
TDP
1400W
200 W
Suggested PSU
1800 W
No outputs
Outputs
No outputs
1x 12-pin
Power Connectors
None
Graphics Processor
GA104
GPU Name
Aqua Vanjaram X
GA104-100-A1
GPU Variant
-
Ampere
Architecture
CDNA 4.0
Samsung
Foundry
TSMC
8 nm
Process Size
3 nm
17.4 billion
Transistors
153 billion
392 mm²
Die Size
1017 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
N/A
4.6
OpenGL
N/A
3.0
OpenCL
3.0
1.3
Vulkan
N/A
8.6
CUDA
-
6.8
Shader Model
N/A
