NVIDIA H200 NVL vs AMD Radeon 660M
GPU Specs Compare
Graphics Card
Release Date
Nov 2024
Jan 2022
Generation
Server Hopper
Rembrandt
Type
AI GPU
Integrated
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1365 MHz
1500 MHz
Boost Clock
1785 MHz
1900 MHz
Memory Clock
1593 MHz
System Shared
Memory
Memory Size
141GB
System Shared
Memory Type
HBM3e
System Shared
Memory Bus
6144bit
System Shared
Bandwidth
4.89TB/s
System Dependent
Render Config
SM Count
132
-
Shading Units
16896
384
TMUs
528
24
ROPs
24
16
Tensor Cores
528
-
L1 Cache
256 KB (per SM)
128 KB per Array
L2 Cache
50 MB
2 MB
Compute Units
-
6
RT Cores
-
6
Theoretical Performance
Pixel Rate
42.84 GPixel/s
30.40 GPixel/s
Texture Rate
942.5 GTexel/s
45.60 GTexel/s
FP16 (half)
241.3 TFLOPS
2.918 TFLOPS
FP32 (float)
60.32 TFLOPS
1459 GFLOPS
FP64 (double)
30.16 TFLOPS
91.20 GFLOPS
Graphics Processor
GPU Name
GH100
Rembrandt
Architecture
Hopper
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
6 nm
Transistors
80 billion
13.1 billion
Die Size
814 mm²
210 mm²
Board Design
TDP
600W
15W
Suggested PSU
1000 W
-
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.0
Vulkan
N/A
1.2
CUDA
9.0
-
Shader Model
N/A
6.5
📊 Benchmark
3DMark Time Spy
-
1,537
3DMark Time Spy Extreme
-
701