AMD Radeon R7 240 OEM vs NVIDIA GeForce 8400 GS

VS

AMD Radeon R7 240 OEM

NVIDIA GeForce 8400 GS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 240 OEM and 256MB VRAM GeForce 8400 GS 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 6 years and 7 months late

Boost Clock780MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)

304 additional rendering cores

NVIDIA GeForce 8400 GS 's Advantages

Lower TDP (40W vs 50W)

Score

Benchmark

FP32 (float)

Radeon R7 240 OEM +1620%

0.499 TFLOPS

GeForce 8400 GS

0.029 TFLOPS

Radeon R7 240 OEM

VS

GeForce 8400 GS

Graphics Card

Nov 2013

Release Date

Apr 2007

Volcanic Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

900 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

6.400GB/s

Render Config

5

Compute Units

-

SM Count

2

320

Shading Units

16

20

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

16 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

1.836 GPixel/s

15.60 GTexel/s

Texture Rate

3.672 GTexel/s

-

499.2 GFLOPS

FP32 (float)

29.38 GFLOPS

31.20 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

40W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

Oland

GPU Name

G86

-

GPU Variant

G86-213-A2

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

0.95 billion

Transistors

0.21 billion

77 mm²

Die Size

127 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

5.1

Shader Model

4.0

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