AMD Radeon R7 265 vs ATI Radeon HD 2600 XT

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 265 and 256MB VRAM ATI Radeon HD 2600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 265 's Advantages

Released 6 years and 8 months late

Boost Clock925MHz

Larger VRAM bandwidth (179.2GB/s vs 22.40GB/s)

904 additional rendering cores

ATI Radeon HD 2600 XT 's Advantages

Lower TDP (45W vs 150W)

Score

Benchmark

FP32 (float)

Radeon R7 265 +886%

1.894 TFLOPS

ATI Radeon HD 2600 XT

0.192 TFLOPS

Radeon R7 265

VS

ATI Radeon HD 2600 XT

Graphics Card

Feb 2014

Release Date

Jun 2007

Volcanic Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1400 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

179.2GB/s

Bandwidth

22.40GB/s

Render Config

-

SM Count

-

16

Compute Units

3

1024

Shading Units

120

64

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

3.200 GPixel/s

59.20 GTexel/s

Texture Rate

6.400 GTexel/s

-

FP16 (half)

-

1.894 TFLOPS

FP32 (float)

192.0 GFLOPS

118.4 GFLOPS

FP64 (double)

-

Graphics Processor

Pitcairn

GPU Name

RV630

Pitcairn PRO (215-0828062)

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

2.8 billion

Transistors

0.39 billion

212 mm²

Die Size

153 mm²

Board Design

150W

TDP

45W

450 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

4.0

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