AMD Radeon R9 255 OEM vs ATI Radeon HD 2400 PRO AGP

VS

AMD Radeon R9 255 OEM

ATI Radeon HD 2400 PRO AGP

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 255 OEM and 256MB VRAM ATI Radeon HD 2400 PRO AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 255 OEM 's Advantages

Released 6 years and 6 months late

Boost Clock930MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (73.60GB/s vs 6.400GB/s)

472 additional rendering cores

ATI Radeon HD 2400 PRO AGP 's Advantages

Lower TDP (20W vs 65W)

Score

Benchmark

FP32 (float)

Radeon R9 255 OEM +2166%

0.952 TFLOPS

ATI Radeon HD 2400 PRO AGP

0.042 TFLOPS

Radeon R9 255 OEM

VS

ATI Radeon HD 2400 PRO AGP

Graphics Card

Dec 2013

Release Date

Jun 2007

Volcanic Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

900 MHz

Base Clock

-

930 MHz

Boost Clock

-

1150 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

64bit

73.60GB/s

Bandwidth

6.400GB/s

Render Config

8

Compute Units

2

-

512

Shading Units

40

32

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

14.88 GPixel/s

Pixel Rate

2.100 GPixel/s

29.76 GTexel/s

Texture Rate

2.100 GTexel/s

-

952.3 GFLOPS

FP32 (float)

42.00 GFLOPS

59.52 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

20W

250 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

RV610

Cape Verde PRX

GPU Variant

RV610 LE AGP (215LKBALA15FG)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.5 billion

Transistors

0.18 billion

123 mm²

Die Size

85 mm²

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

-

5.1

Shader Model

4.0

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