AMD Radeon R7 340 OEM vs NVIDIA GeForce 8400 GS PCI Rev. 2

VS

AMD Radeon R7 340 OEM

NVIDIA GeForce 8400 GS PCI Rev. 2

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 340 OEM and 512MB VRAM GeForce 8400 GS PCI Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 340 OEM 's Advantages

Released 8 years and 1 months late

Boost Clock780MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 8.000GB/s)

368 additional rendering cores

NVIDIA GeForce 8400 GS PCI Rev. 2 's Advantages

Lower TDP (40W vs 50W)

Score

Benchmark

FP32 (float)

Radeon R7 340 OEM +1435%

0.599 TFLOPS

GeForce 8400 GS PCI Rev. 2

0.039 TFLOPS

Radeon R7 340 OEM

VS

GeForce 8400 GS PCI Rev. 2

Graphics Card

May 2015

Release Date

Apr 2007

Pirate Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCI

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

1000 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

8.000GB/s

Render Config

6

Compute Units

-

SM Count

2

384

Shading Units

16

24

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

2.080 GPixel/s

18.72 GTexel/s

Texture Rate

4.160 GTexel/s

-

599.0 GFLOPS

FP32 (float)

39.36 GFLOPS

37.44 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 HDMI 1x VGA

None

Power Connectors

None

Graphics Processor

Oland

GPU Name

GT218

-

GCN 1.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

0.26 billion

77 mm²

Die Size

57 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.2

5.1

Shader Model

4.1

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