AMD Radeon RX 640 Mobile vs NVIDIA H100 NVL 94 GB
GPU Specs Compare
Graphics Card
Release Date
May 2019
Mar 2023
Generation
Mobility Radeon
Server Hopper
Type
Mobile
AI GPU
Bus Interface
PCIe 3.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1082 MHz
1080 MHz
Boost Clock
1218 MHz
1785 MHz
Memory Clock
1500 MHz
1313 MHz
Memory
Memory Size
2GB
94GB
Memory Type
GDDR5
HBM3
Memory Bus
64bit
6016bit
Bandwidth
48.00GB/s
3.95TB/s
Render Config
Compute Units
10
-
Shading Units
640
16896
TMUs
40
528
ROPs
16
24
L1 Cache
16 KB (per CU)
256 KB (per SM)
L2 Cache
512 KB
50 MB
SM Count
-
132
Tensor Cores
-
528
Theoretical Performance
Pixel Rate
19.49 GPixel/s
42.84 GPixel/s
Texture Rate
48.72 GTexel/s
942.5 GTexel/s
FP16 (half)
1.559 TFLOPS
241.3 TFLOPS
FP32 (float)
1.559 TFLOPS
60.32 TFLOPS
FP64 (double)
97.44 GFLOPS
30.16 TFLOPS
Graphics Processor
GPU Name
Polaris 23
GH100
GPU Variant
Polaris 23 XT
-
Architecture
GCN 4.0
Hopper
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
2.2 billion
80 billion
Die Size
103 mm²
814 mm²
Board Design
TDP
50W
400W
Outputs
No outputs
No outputs
Power Connectors
None
8-pin EPS
Suggested PSU
-
800 W
Graphics Features
DirectX
12 (12_0)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.2
N/A
Shader Model
6.4
N/A
CUDA
-
9.0