AMD Radeon R7 240 OEM vs ATI Radeon HD 3870 X2

VS

AMD Radeon R7 240 OEM

ATI Radeon HD 3870 X2

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 240 OEM and 512MB VRAM Radeon HD 3870 X2 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 5 years and 10 months late

Boost Clock780MHz

More VRAM (2GB vs 512GB)

Lower TDP (50W vs 165W)

ATI Radeon HD 3870 X2 's Advantages

Larger VRAM bandwidth (57.66GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

Radeon R7 240 OEM

0.499 TFLOPS

Radeon HD 3870 X2 +5%

0.528 TFLOPS

Radeon R7 240 OEM

VS

Radeon HD 3870 X2

Graphics Card

Nov 2013

Release Date

Jan 2008

Volcanic Islands

Generation

Radeon R600

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

901 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

57.66GB/s

Render Config

5

Compute Units

4

-

320

Shading Units

320

20

TMUs

16

8

ROPs

16

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

13.20 GPixel/s

15.60 GTexel/s

Texture Rate

13.20 GTexel/s

-

499.2 GFLOPS

FP32 (float)

528.0 GFLOPS

31.20 GFLOPS

FP64 (double)

105.6 GFLOPS

Board Design

50W

TDP

165W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Oland

GPU Name

R680

-

GPU Variant

R680 XT (215-0708017)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

0.95 billion

Transistors

0.666 billion

77 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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