NVIDIA GeForce GTX 460 X2 vs NVIDIA GeForce 8400

VS

NVIDIA GeForce GTX 460 X2

NVIDIA GeForce 8400

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 460 X2 and 256MB VRAM GeForce 8400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 460 X2 's Advantages

Released 3 years and 3 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 8.000GB/s)

328 additional rendering cores

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 160W)

Score

Benchmark

FP32 (float)

GeForce GTX 460 X2 +4385%

0.942 TFLOPS

GeForce 8400

0.021 TFLOPS

GeForce GTX 460 X2

VS

GeForce 8400

Graphics Card

Mar 2011

Release Date

Dec 2007

GeForce 400

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

8.000GB/s

Render Config

-

7

SM Count

1

336

Shading Units

8

56

TMUs

4

32

ROPs

4

-

64 KB (per SM)

L1 Cache

-

512 KB

L2 Cache

16 KB

-

Theoretical Performance

9.814 GPixel/s

Pixel Rate

2.160 GPixel/s

39.26 GTexel/s

Texture Rate

2.160 GTexel/s

-

941.5 GFLOPS

FP32 (float)

20.80 GFLOPS

78.46 GFLOPS

FP64 (double)

-

Board Design

160W

TDP

25W

450 W

Suggested PSU

200 W

3x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

GF104

GPU Name

G98

GF104-300-KB-A1

GPU Variant

-

Fermi

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.95 billion

Transistors

0.21 billion

332 mm²

Die Size

86 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.1

5.1

Shader Model

4.0

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