ATI Radeon HD 2600 XT Mac Edition vs AMD Radeon HD 8670 OEM

VS

ATI Radeon HD 2600 XT Mac Edition

AMD Radeon HD 8670 OEM

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2600 XT Mac Edition and 2GB VRAM Radeon HD 8670 OEM 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 75W)

AMD Radeon HD 8670 OEM 's Advantages

Released 4 years and 11 months late

Boost Clock1050MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (73.60GB/s vs 25.60GB/s)

264 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

Radeon HD 8670 OEM +379%

0.806 TFLOPS

Radeon HD 2600 XT Mac Edition

VS

Radeon HD 8670 OEM

Graphics Card

Feb 2008

Release Date

Jan 2013

Radeon R600

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

800 MHz

Memory Clock

1150 MHz

Memory

256MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

73.60GB/s

Render Config

3

Compute Units

6

-

120

Shading Units

384

8

TMUs

24

4

ROPs

8

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

8.400 GPixel/s

5.600 GTexel/s

Texture Rate

25.20 GTexel/s

-

168.0 GFLOPS

FP32 (float)

806.4 GFLOPS

-

FP64 (double)

50.40 GFLOPS

Board Design

45W

TDP

75W

200 W

Suggested PSU

250 W

2x DVI

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

RV630

GPU Name

Oland

-

GPU Variant

Oland XT (215-0837000)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

0.95 billion

153 mm²

Die Size

77 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.0

Shader Model

5.1

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