AMD Radeon RX 6400 vs ATI Radeon HD 2600 PRO AGP

VS

AMD Radeon RX 6400 ATI Radeon HD 2600 PRO AGP

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 512MB VRAM ATI Radeon HD 2600 PRO AGP 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 7 months late

Boost Clock2321MHz

Larger VRAM bandwidth (128.0GB/s vs 12.67GB/s)

648 additional rendering cores

ATI Radeon HD 2600 PRO AGP 's Advantages

Lower TDP (35W vs 53W)

Score

Benchmark

FP32 (float)

Radeon RX 6400 +2393%

3.565 TFLOPS

ATI Radeon HD 2600 PRO AGP

0.143 TFLOPS

Radeon RX 6400

VS

ATI Radeon HD 2600 PRO AGP

Graphics Card

Jan 2022

Release Date

Jun 2007

Navi II

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

AGP 8x

Clock Speeds

1923 MHz

Base Clock

-

2321 MHz

Boost Clock

-

2000 MHz

Memory Clock

396 MHz

Memory

4GB

Memory Size

512MB

GDDR6

Memory Type

DDR2

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

12.67GB/s

Render Config

-

SM Count

-

12

Compute Units

3

768

Shading Units

120

48

TMUs

8

32

ROPs

4

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

-

1024 KB

L2 Cache

64 KB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

2.376 GPixel/s

111.4 GTexel/s

Texture Rate

4.752 GTexel/s

7.130 TFLOPS

FP16 (half)

-

3.565 TFLOPS

FP32 (float)

142.6 GFLOPS

222.8 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 24

GPU Name

RV630

Navi 24 XL (215-135000046)

GPU Variant

RV630 PRO (215CDBBKA15FG)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

65 nm

5.4 billion

Transistors

0.39 billion

107 mm²

Die Size

153 mm²

Board Design

53W

TDP

35W

250 W

Suggested PSU

200 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.2

OpenCL

N/A

1.3

Vulkan

N/A

-

CUDA

-

6.6

Shader Model

4.0

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