ATI Radeon X1550 vs AMD Radeon R9 295X2

VS

ATI Radeon X1550

AMD Radeon R9 295X2

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 4GB VRAM Radeon R9 295X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 500W)

AMD Radeon R9 295X2 's Advantages

Released 7 years and 3 months late

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (320.0GB/s vs 12.80GB/s)

2816 additional rendering cores

Score

Radeon X1550

VS

Radeon R9 295X2

Graphics Card

Jan 2007

Release Date

Apr 2014

Radeon R500 PCIe

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1250 MHz

Memory

256MB

Memory Size

4GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

512bit

12.80GB/s

Bandwidth

320.0GB/s

Render Config

-

Compute Units

44

-

Shading Units

2816

4

TMUs

176

4

ROPs

64

-

L1 Cache

16 KB (per CU)

-

L2 Cache

1024 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

65.15 GPixel/s

2.200 GTexel/s

Texture Rate

179.2 GTexel/s

-

FP32 (float)

5.733 TFLOPS

-

FP64 (double)

716.7 GFLOPS

Board Design

27W

TDP

500W

200 W

Suggested PSU

900 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 4x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

RV516

GPU Name

Vesuvius

-

GPU Variant

Vesuvius XT (215-0852022)

R500

Architecture

GCN 2.0

UMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.107 billion

Transistors

6.2 billion

100 mm²

Die Size

438 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (12_0)

2.1

OpenGL

4.6

N/A

OpenCL

2.0

N/A

Vulkan

1.2

-

3.0

Shader Model

6.3

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