ATI Radeon HD 2600 XT Mac Edition vs AMD Radeon HD 6850 1440SP Edition

VS

ATI Radeon HD 2600 XT Mac Edition AMD Radeon HD 6850 1440SP Edition

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2600 XT Mac Edition and 1024MB VRAM Radeon HD 6850 1440SP Edition 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 151W)

AMD Radeon HD 6850 1440SP Edition 's Advantages

Released 4 years and 6 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (128.0GB/s vs 25.60GB/s)

1320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

Radeon HD 6850 1440SP Edition +1142%

2.088 TFLOPS

Radeon HD 2600 XT Mac Edition

VS

Radeon HD 6850 1440SP Edition

Graphics Card

Feb 2008

Release Date

Aug 2012

Radeon R600

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

1000 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

3

Compute Units

18

120

Shading Units

1440

8

TMUs

72

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

512 KB

Theoretical Performance

2.800 GPixel/s

Pixel Rate

23.20 GPixel/s

5.600 GTexel/s

Texture Rate

52.20 GTexel/s

-

FP16 (half)

-

168.0 GFLOPS

FP32 (float)

2.088 TFLOPS

-

FP64 (double)

417.6 GFLOPS

Graphics Processor

RV630

GPU Name

Cypress

-

GPU Variant

Cypress PRO (215-0735043)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.39 billion

Transistors

2.154 billion

153 mm²

Die Size

334 mm²

Board Design

45W

TDP

151W

200 W

Suggested PSU

450 W

2x DVI

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

None

Power Connectors

2x 6-pin

Graphics Features

10.0 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

4.0

Shader Model

5.0

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