AMD Radeon R7 250X vs ATI Radeon HD 3690

VS

AMD Radeon R7 250X

ATI Radeon HD 3690

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R7 250X and 256MB VRAM Radeon HD 3690 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 11 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (72.00GB/s vs 26.56GB/s)

320 additional rendering cores

ATI Radeon HD 3690 's Advantages

Lower TDP (75W vs 80W)

Score

Benchmark

FP32 (float)

Radeon R7 250X +183%

1.216 TFLOPS

Radeon HD 3690

0.429 TFLOPS

Radeon R7 250X

VS

Radeon HD 3690

Graphics Card

Feb 2014

Release Date

Mar 2008

Volcanic Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

830 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

26.56GB/s

Render Config

10

Compute Units

4

-

640

Shading Units

320

40

TMUs

16

ROPs

16

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

128 KB

-

Theoretical Performance

15.20 GPixel/s

Pixel Rate

10.72 GPixel/s

38.00 GTexel/s

Texture Rate

10.72 GTexel/s

-

1216 GFLOPS

FP32 (float)

428.8 GFLOPS

76.00 GFLOPS

FP64 (double)

85.76 GFLOPS

Board Design

80W

TDP

75W

250 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Cape Verde

GPU Name

RV670

Cape Verde XT

GPU Variant

RV670 PRO (215-0708003)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.5 billion

Transistors

0.666 billion

123 mm²

Die Size

192 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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