ATI Radeon HD 2900 GT vs AMD Radeon R5 235X OEM

VS

ATI Radeon HD 2900 GT AMD Radeon R5 235X OEM

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2900 GT and 1024MB VRAM Radeon R5 235X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 GT 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 14.40GB/s)

80 additional rendering cores

AMD Radeon R5 235X OEM 's Advantages

Released 6 years and 1 months late

More VRAM (1024GB vs 256GB)

Lower TDP (18W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 GT +2%

0.288 TFLOPS

Radeon R5 235X OEM

0.28 TFLOPS

Radeon HD 2900 GT

VS

Radeon R5 235X OEM

Graphics Card

Nov 2007

Release Date

Dec 2013

Radeon R600

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

51.20GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

3

Compute Units

2

240

Shading Units

160

12

TMUs

8

12

ROPs

4

-

Tensor Cores

-

RT Cores

-

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

Theoretical Performance

7.212 GPixel/s

Pixel Rate

3.500 GPixel/s

7.212 GTexel/s

Texture Rate

7.000 GTexel/s

-

FP16 (half)

-

288.5 GFLOPS

FP32 (float)

280.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

R600

GPU Name

Caicos

R600 GT (215RGFDKA13FG)

GPU Variant

Caicos XT (215-0804070)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.72 billion

Transistors

0.37 billion

420 mm²

Die Size

67 mm²

Board Design

150W

TDP

18W

450 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a

1x 8-pin

Power Connectors

None

Graphics Features

10.0 (10_0)

DirectX

11.2 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

4.0

Shader Model

5.0

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