AMD Radeon R9 390X vs ATI Radeon HD 4250

VS

AMD Radeon R9 390X

ATI Radeon HD 4250

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 512MB VRAM Radeon HD 4250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390X 's Advantages

Released 6 years and 4 months late

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (384.0GB/s vs 6.336GB/s)

2776 additional rendering cores

ATI Radeon HD 4250 's Advantages

Lower TDP (25W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390X +12220%

5.914 TFLOPS

Radeon HD 4250

0.048 TFLOPS

Radeon R9 390X

VS

Radeon HD 4250

Graphics Card

Jun 2015

Release Date

Feb 2009

Pirate Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

396 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

512bit

Memory Bus

64bit

384.0GB/s

Bandwidth

6.336GB/s

Render Config

44

Compute Units

2

-

2816

Shading Units

40

176

TMUs

4

64

ROPs

4

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

64 KB

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

2.376 GPixel/s

184.8 GTexel/s

Texture Rate

2.376 GTexel/s

-

5.914 TFLOPS

FP32 (float)

47.52 GFLOPS

739.2 GFLOPS

FP64 (double)

-

Board Design

275W

TDP

25W

600 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Grenada

GPU Name

RV620

Grenada XT (215-0880004)

GPU Variant

RV620 LE

GCN 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

6.2 billion

Transistors

0.181 billion

438 mm²

Die Size

67 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

4.1

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