AMD Radeon RX 7800 vs NVIDIA B200 SXM 192 GB

VS

AMD Radeon RX 7800 NVIDIA B200 SXM 192 GB

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 96GB VRAM B200 SXM 192 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Boost Clock has increased by 52% (2800MHz vs 1837MHz)

Larger VRAM bandwidth (576.0GB/s vs 4.10GB/s)

Lower TDP (300W vs 1000W)

NVIDIA B200 SXM 192 GB 's Advantages

Released 1 years late

More VRAM (96GB vs 16GB)

13056 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7800

37.32 TFLOPS

B200 SXM 192 GB +66%

62.08 TFLOPS

Radeon RX 7800

VS

B200 SXM 192 GB

Graphics Card

Jan 2023

Release Date

Jan 2024

Navi III

Generation

Tesla Blackwell

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1800 MHz

Base Clock

1665 MHz

2800 MHz

Boost Clock

1837 MHz

2250 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

96GB

GDDR6

Memory Type

HBM3e

256bit

Memory Bus

4096bit

576.0GB/s

Bandwidth

4.10TB/s

Render Config

-

SM Count

132

60

Compute Units

-

3840

Shading Units

16896

240

TMUs

528

128

ROPs

24

-

Tensor Cores

528

60

RT Cores

-

128 KB per Array

L1 Cache

256 KB (per SM)

4 MB

L2 Cache

50 MB

Theoretical Performance

358.4 GPixel/s

Pixel Rate

44.09 GPixel/s

672.0 GTexel/s

Texture Rate

969.9 GTexel/s

86.02 TFLOPS

FP16 (half)

248.3 TFLOPS

43.01 TFLOPS

FP32 (float)

62.08 TFLOPS

1344 GFLOPS

FP64 (double)

31.04 TFLOPS

Graphics Processor

Navi 32

GPU Name

GB100

Navi 32 XT

GPU Variant

-

RDNA 3.0

Architecture

Blackwell

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

Unknown

Transistors

208 billion

346 mm²

Die Size

Unknown

Board Design

300W

TDP

1000W

700 W

Suggested PSU

1400 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

No outputs

2x 8-pin

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

2.2

OpenCL

3.0

1.3

Vulkan

N/A

-

CUDA

9.0

6.7

Shader Model

N/A

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