AMD Radeon R7 250X vs ATI Radeon HD 4650 AGP

VS

AMD Radeon R7 250X

ATI Radeon HD 4650 AGP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250X and 512MB VRAM Radeon HD 4650 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 250X 's Advantages

Released 5 years and 5 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (72.00GB/s vs 12.80GB/s)

320 additional rendering cores

ATI Radeon HD 4650 AGP 's Advantages

Lower TDP (48W vs 80W)

Score

Benchmark

FP32 (float)

Radeon R7 250X +216%

1.216 TFLOPS

Radeon HD 4650 AGP

0.384 TFLOPS

Radeon R7 250X

VS

Radeon HD 4650 AGP

Graphics Card

Feb 2014

Release Date

Sep 2008

Volcanic Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

1125 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

12.80GB/s

Render Config

10

Compute Units

4

-

640

Shading Units

320

40

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

15.20 GPixel/s

Pixel Rate

4.800 GPixel/s

38.00 GTexel/s

Texture Rate

19.20 GTexel/s

-

1216 GFLOPS

FP32 (float)

384.0 GFLOPS

76.00 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

48W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

-

Graphics Processor

Cape Verde

GPU Name

RV730

Cape Verde XT

GPU Variant

RV730 PRO (215-0719056)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.514 billion

123 mm²

Die Size

146 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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