NVIDIA GeForce 9400 GT PCI vs ATI Radeon HD 4860

VS

NVIDIA GeForce 9400 GT PCI

ATI Radeon HD 4860

We compared two Desktop platform GPUs: 256MB VRAM GeForce 9400 GT PCI and 512MB VRAM Radeon HD 4860 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9400 GT PCI 's Advantages

Lower TDP (50W vs 130W)

ATI Radeon HD 4860 's Advantages

Released 1 years and 1 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 12.80GB/s)

624 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9400 GT PCI

0.045 TFLOPS

Radeon HD 4860 +1891%

0.896 TFLOPS

GeForce 9400 GT PCI

VS

Radeon HD 4860

Graphics Card

Aug 2008

Release Date

Sep 2009

GeForce 9

Generation

Radeon R700

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

750 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.80GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

8

2

SM Count

-

16

Shading Units

640

8

TMUs

32

4

ROPs

16

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

256 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

11.20 GPixel/s

4.400 GTexel/s

Texture Rate

22.40 GTexel/s

-

44.80 GFLOPS

FP32 (float)

896.0 GFLOPS

-

FP64 (double)

179.2 GFLOPS

Board Design

50W

TDP

130W

250 W

Suggested PSU

300 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

G96C

GPU Name

RV790

-

GPU Variant

RV790 GT

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.314 billion

Transistors

0.959 billion

121 mm²

Die Size

282 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.1

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