ATI Radeon HD 4810 vs AMD Radeon R9 255 OEM

VS

ATI Radeon HD 4810

AMD Radeon R9 255 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4810 and 2GB VRAM Radeon R9 255 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4810 's Advantages

128 additional rendering cores

AMD Radeon R9 255 OEM 's Advantages

Released 4 years and 7 months late

Boost Clock930MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (73.60GB/s vs 57.60GB/s)

Lower TDP (65W vs 95W)

Score

Benchmark

FP32 (float)

Radeon HD 4810

0.8 TFLOPS

Radeon R9 255 OEM +19%

0.952 TFLOPS

Radeon HD 4810

VS

Radeon R9 255 OEM

Graphics Card

May 2009

Release Date

Dec 2013

Radeon R700

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

930 MHz

900 MHz

Memory Clock

1150 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

57.60GB/s

Bandwidth

73.60GB/s

Render Config

8

Compute Units

8

-

640

Shading Units

512

32

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

5.000 GPixel/s

Pixel Rate

14.88 GPixel/s

20.00 GTexel/s

Texture Rate

29.76 GTexel/s

-

800.0 GFLOPS

FP32 (float)

952.3 GFLOPS

160.0 GFLOPS

FP64 (double)

59.52 GFLOPS

Board Design

95W

TDP

65W

250 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

No outputs

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV770

GPU Name

Cape Verde

RV770 CE (215-0669093)

GPU Variant

Cape Verde PRX

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

1.5 billion

256 mm²

Die Size

123 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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