ATI Radeon HD 2600 XT Mac Edition vs AMD Radeon RX 6800 XT

VS

ATI Radeon HD 2600 XT Mac Edition

AMD Radeon RX 6800 XT

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2600 XT Mac Edition and 16GB VRAM Radeon RX 6800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 300W)

AMD Radeon RX 6800 XT 's Advantages

Released 12 years and 8 months late

Boost Clock2250MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (512.0GB/s vs 25.60GB/s)

4488 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

Radeon RX 6800 XT +12245%

20.74 TFLOPS

Radeon HD 2600 XT Mac Edition

VS

Radeon RX 6800 XT

Graphics Card

Feb 2008

Release Date

Oct 2020

Radeon R600

Generation

Navi II

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2250 MHz

800 MHz

Memory Clock

2000 MHz

Memory

256MB

Memory Size

16GB

GDDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

512.0GB/s

Render Config

3

Compute Units

72

-

120

Shading Units

4608

8

TMUs

288

4

ROPs

128

-

RT Cores

72

-

L1 Cache

128 KB per Array

64 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

2.800 GPixel/s

Pixel Rate

288.0 GPixel/s

5.600 GTexel/s

Texture Rate

648.0 GTexel/s

-

FP16 (half)

41.47 TFLOPS

168.0 GFLOPS

FP32 (float)

20.74 TFLOPS

-

FP64 (double)

1296 GFLOPS

Board Design

45W

TDP

300W

200 W

Suggested PSU

700 W

2x DVI

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

None

Power Connectors

2x 8-pin

Graphics Processor

RV630

GPU Name

Navi 21

-

GPU Variant

Navi 21 XT (215-121000177)

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

7 nm

0.39 billion

Transistors

26.8 billion

153 mm²

Die Size

520 mm²

Graphics Features

10.0 (10_0)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.3

-

4.0

Shader Model

6.5

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