AMD Radeon HD 7670 OEM vs NVIDIA GeForce GTX 780 Ti Engineering Sample

VS

AMD Radeon HD 7670 OEM

NVIDIA GeForce GTX 780 Ti Engineering Sample

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7670 OEM and 3GB VRAM GeForce GTX 780 Ti Engineering Sample to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670 OEM 's Advantages

Lower TDP (66W vs 250W)

NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages

Boost Clock928MHz

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (336.6GB/s vs 64.00GB/s)

2400 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7670 OEM

0.768 TFLOPS

GeForce GTX 780 Ti Engineering Sample +595%

5.345 TFLOPS

Radeon HD 7670 OEM

VS

GeForce GTX 780 Ti Engineering Sample

Graphics Card

Jan 2012

Release Date

Unknown

Southern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

875 MHz

-

Boost Clock

928 MHz

1000 MHz

Memory Clock

1753 MHz

Memory

512MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

64.00GB/s

Bandwidth

336.6GB/s

Render Config

6

Compute Units

-

480

Shading Units

2880

24

TMUs

240

8

ROPs

48

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

1536 KB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

55.68 GPixel/s

19.20 GTexel/s

Texture Rate

222.7 GTexel/s

-

768.0 GFLOPS

FP32 (float)

5.345 TFLOPS

-

FP64 (double)

222.7 GFLOPS

Board Design

66W

TDP

250W

250 W

Suggested PSU

600 W

1x DVI 1x DisplayPort 1.1 1x VGA

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Turks

GPU Name

GK180

Turks XT (215-0803000)

GPU Variant

GK180-425-A1

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

7.08 billion

118 mm²

Die Size

561 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.2.175

-

CUDA

3.5

5.0

Shader Model

5.1

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