AMD Radeon 780M vs NVIDIA H800 PCIe 80 GB
GPU · Specs Compare
Graphics Card
Release Date
Jan 2023
Mar 2023
Generation
Navi III IGP
Tesla Hopper
Type
Integrated
AI GPU
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
800 MHz
1095 MHz
Boost Clock
2700 MHz
1755 MHz
Memory Clock
System Shared
1593 MHz
Memory
Memory Size
System Shared
80GB
Memory Type
System Shared
HBM2e
Memory Bus
System Shared
5120bit
Bandwidth
System Dependent
2039GB/s
Render Config
Compute Units
12
—
Shading Units
768
14592
TMUs
48
456
ROPs
32
24
RT Cores
12
—
L1 Cache
128 KB per Array
256 KB (per SM)
L2 Cache
2 MB
50 MB
SM Count
—
114
Tensor Cores
—
456
Theoretical Performance
Pixel Rate
86.40 GPixel/s
42.12 GPixel/s
Texture Rate
129.6 GTexel/s
800.3 GTexel/s
FP16 (half)
16.59 TFLOPS
204.9 TFLOPS
FP32 (float)
8.294 TFLOPS
51.22 TFLOPS
FP64 (double)
518.4 GFLOPS
25.61 TFLOPS
Graphics Processor
GPU Name
Phoenix
GH100
Architecture
RDNA 3.0
Hopper
Foundry
TSMC
TSMC
Process Size
4 nm
4 nm
Transistors
25.39 billion
80 billion
Die Size
178 mm²
814 mm²
Board Design
TDP
15W
350W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
1x 16-pin
Suggested PSU
—
750 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.3
N/A
Shader Model
6.7
N/A
CUDA
—
9.0
Benchmark
3DMark Time Spy
2,775
—
3DMark Time Spy Extreme
1,324
—
3DMark Speed Way
458
—
Blender
350
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.