AMD Radeon HD 6790 vs NVIDIA GeForce 9500 GT Mac Edition

VS

AMD Radeon HD 6790

NVIDIA GeForce 9500 GT Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 512MB VRAM GeForce 9500 GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6790 's Advantages

Released 11 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 25.60GB/s)

768 additional rendering cores

NVIDIA GeForce 9500 GT Mac Edition 's Advantages

Lower TDP (50W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 6790 +1393%

1.344 TFLOPS

GeForce 9500 GT Mac Edition

0.09 TFLOPS

Radeon HD 6790

VS

GeForce 9500 GT Mac Edition

Graphics Card

Apr 2011

Release Date

May 2010

Northern Islands

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

25.60GB/s

Render Config

10

Compute Units

-

SM Count

4

800

Shading Units

32

40

TMUs

16

ROPs

8

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

13.44 GPixel/s

Pixel Rate

4.400 GPixel/s

33.60 GTexel/s

Texture Rate

8.800 GTexel/s

-

1344 GFLOPS

FP32 (float)

89.60 GFLOPS

-

Board Design

150W

TDP

50W

450 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

G96C

Barts LE (215-0798002)

GPU Variant

-

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.7 billion

Transistors

0.314 billion

255 mm²

Die Size

121 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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