AMD Radeon R7 240 OEM vs ATI Radeon HD 4890

VS

AMD Radeon R7 240 OEM

ATI Radeon HD 4890

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 240 OEM and 1024MB VRAM Radeon HD 4890 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 240 OEM 's Advantages

Released 4 years and 7 months late

Boost Clock780MHz

More VRAM (2GB vs 1024GB)

Lower TDP (50W vs 190W)

ATI Radeon HD 4890 's Advantages

Larger VRAM bandwidth (124.8GB/s vs 28.80GB/s)

480 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 240 OEM

0.499 TFLOPS

Radeon HD 4890 +172%

1.36 TFLOPS

Radeon R7 240 OEM

VS

Radeon HD 4890

Graphics Card

Nov 2013

Release Date

Apr 2009

Volcanic Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

900 MHz

Memory Clock

975 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

124.8GB/s

Render Config

5

Compute Units

10

-

320

Shading Units

800

20

TMUs

40

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

13.60 GPixel/s

15.60 GTexel/s

Texture Rate

34.00 GTexel/s

-

499.2 GFLOPS

FP32 (float)

1360 GFLOPS

31.20 GFLOPS

FP64 (double)

272.0 GFLOPS

Board Design

50W

TDP

190W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

Oland

GPU Name

RV790

-

GPU Variant

RV790 XT (215-0758016)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

0.95 billion

Transistors

0.959 billion

77 mm²

Die Size

282 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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