AMD Radeon HD 7670 OEM vs NVIDIA GeForce GTX 650

VS

AMD Radeon HD 7670 OEM

NVIDIA GeForce GTX 650

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7670 OEM and 1024MB VRAM GeForce GTX 650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670 OEM 's Advantages

96 additional rendering cores

NVIDIA GeForce GTX 650 's Advantages

Released 8 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (80.00GB/s vs 64.00GB/s)

Lower TDP (65W vs 66W)

Score

Benchmark

FP32 (float)

Radeon HD 7670 OEM

0.768 TFLOPS

GeForce GTX 650 +5%

0.812 TFLOPS

Radeon HD 7670 OEM

VS

GeForce GTX 650

Graphics Card

Jan 2012

Release Date

Sep 2012

Southern Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

80.00GB/s

Render Config

6

Compute Units

-

480

Shading Units

384

24

TMUs

32

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

8.464 GPixel/s

19.20 GTexel/s

Texture Rate

33.86 GTexel/s

-

768.0 GFLOPS

FP32 (float)

812.5 GFLOPS

-

FP64 (double)

33.86 GFLOPS

Board Design

66W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1.1 1x VGA

Outputs

2x DVI 1x mini-HDMI 1.4a

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

GK107

Turks XT (215-0803000)

GPU Variant

GK107-450-A2

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

1.27 billion

118 mm²

Die Size

118 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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