AMD Radeon RX 6400 vs NVIDIA GeForce 8800 Ultra

VS

AMD Radeon RX 6400 NVIDIA GeForce 8800 Ultra

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 768MB VRAM GeForce 8800 Ultra to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 14 years and 8 months late

Boost Clock2321MHz

Larger VRAM bandwidth (128.0GB/s vs 103.7GB/s)

640 additional rendering cores

Lower TDP (53W vs 171W)

Score

Benchmark

FP32 (float)

Radeon RX 6400 +821%

3.565 TFLOPS

GeForce 8800 Ultra

0.387 TFLOPS

Radeon RX 6400

VS

GeForce 8800 Ultra

Graphics Card

Jan 2022

Release Date

May 2007

Navi II

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 1.0 x16

Clock Speeds

1923 MHz

Base Clock

-

2321 MHz

Boost Clock

-

2000 MHz

Memory Clock

1080 MHz

Memory

4GB

Memory Size

768MB

GDDR6

Memory Type

GDDR3

64bit

Memory Bus

384bit

128.0GB/s

Bandwidth

103.7GB/s

Render Config

-

SM Count

16

12

Compute Units

-

768

Shading Units

128

48

TMUs

32

ROPs

24

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

-

1024 KB

L2 Cache

96 KB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

14.69 GPixel/s

111.4 GTexel/s

Texture Rate

39.17 GTexel/s

7.130 TFLOPS

FP16 (half)

-

3.565 TFLOPS

FP32 (float)

387.1 GFLOPS

222.8 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 24

GPU Name

G80

Navi 24 XL (215-135000046)

GPU Variant

G80-450-A3

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

6 nm

Process Size

90 nm

5.4 billion

Transistors

0.681 billion

107 mm²

Die Size

484 mm²

Board Design

53W

TDP

171W

250 W

Suggested PSU

450 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.2

OpenCL

1.1 (1.0)

1.3

Vulkan

N/A

-

CUDA

1.0

6.6

Shader Model

4.0

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