AMD Radeon R7 265 vs ATI Radeon HD 5770 X2

VS

AMD Radeon R7 265

ATI Radeon HD 5770 X2

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 265 and 1024MB VRAM Radeon HD 5770 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 265 's Advantages

Released 3 years and 4 months late

Boost Clock925MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (179.2GB/s vs 76.80GB/s)

224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 265 +39%

1.894 TFLOPS

Radeon HD 5770 X2

1.36 TFLOPS

Radeon R7 265

VS

Radeon HD 5770 X2

Graphics Card

Feb 2014

Release Date

Oct 2010

Volcanic Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1400 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

179.2GB/s

Bandwidth

76.80GB/s

Render Config

16

Compute Units

10

-

1024

Shading Units

800

64

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

13.60 GPixel/s

59.20 GTexel/s

Texture Rate

34.00 GTexel/s

-

1.894 TFLOPS

FP32 (float)

1360 GFLOPS

118.4 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

Unknown

450 W

Suggested PSU

200 W

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

Outputs

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

1x 6-pin

Power Connectors

-

Graphics Processor

Pitcairn

GPU Name

Juniper

Pitcairn PRO (215-0828062)

GPU Variant

Juniper XT (215-0754013)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

1.04 billion

212 mm²

Die Size

166 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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