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GPU Comparison
NVIDIA H800 PCIe 80 GB vs NVIDIA H800 SXM5
NVIDIA H800 PCIe 80 GB vs NVIDIA H800 SXM5
VS
NVIDIA H800 PCIe 80 GB
NVIDIA H800 SXM5
AI GPUAI GPU We compared two GPUs: 80GB VRAM H800 PCIe 80 GB and 80GB VRAM H800 SXM5 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA H800 PCIe 80 GB 's Advantages
Larger VRAM bandwidth (2039GB/s vs 1681GB/s)
Lower TDP (350W vs 700W)
NVIDIA H800 SXM5 's Advantages
2304 additional rendering cores
Score
Benchmark
FP32 (float)
H800 PCIe 80 GB
51.22 TFLOPS
H800 SXM5
+15%
59.3 TFLOPS
H800 PCIe 80 GB
VS
H800 SXM5
Graphics Card
Mar 2023
Release Date
Mar 2023
Tesla Hopper
Generation
Tesla Hopper
AI GPU
Type
AI GPU
PCIe 5.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
1095 MHz
Base Clock
1095 MHz
1755 MHz
Boost Clock
1755 MHz
1593 MHz
Memory Clock
1313 MHz
Memory
80GB
Memory Size
80GB
HBM2e
Memory Type
HBM3
5120bit
Memory Bus
5120bit
2039GB/s
Bandwidth
1681GB/s
Render Config
114
SM Count
132
-
Compute Units
-
14592
Shading Units
16896
456
TMUs
528
24
ROPs
24
456
Tensor Cores
528
-
RT Cores
-
256 KB (per SM)
L1 Cache
256 KB (per SM)
50 MB
L2 Cache
50 MB
Theoretical Performance
42.12 GPixel/s
Pixel Rate
42.12 GPixel/s
800.3 GTexel/s
Texture Rate
926.6 GTexel/s
204.9 TFLOPS
FP16 (half)
237.2 TFLOPS
51.22 TFLOPS
FP32 (float)
59.30 TFLOPS
25.61 TFLOPS
FP64 (double)
29.65 TFLOPS
Graphics Processor
GH100
GPU Name
GH100
-
GPU Variant
-
Hopper
Architecture
Hopper
TSMC
Foundry
TSMC
4 nm
Process Size
4 nm
80 billion
Transistors
80 billion
814 mm²
Die Size
814 mm²
Board Design
350W
TDP
700W
750 W
Suggested PSU
1100 W
No outputs
Outputs
No outputs
1x 16-pin
Power Connectors
8-pin EPS
Graphics Features
N/A
DirectX
N/A
N/A
OpenGL
N/A
3.0
OpenCL
3.0
N/A
Vulkan
N/A
9.0
CUDA
9.0
N/A
Shader Model
N/A
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