AMD Radeon HD 6950 vs NVIDIA GeForce GTX 770

VS

AMD Radeon HD 6950 NVIDIA GeForce GTX 770

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6950 and 2GB VRAM GeForce GTX 770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950 's Advantages

Lower TDP (200W vs 230W)

NVIDIA GeForce GTX 770 's Advantages

Released 2 years and 5 months late

Boost Clock1085MHz

Larger VRAM bandwidth (224.4GB/s vs 160.0GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6950

2.253 TFLOPS

GeForce GTX 770 +47%

3.333 TFLOPS

Radeon HD 6950

VS

GeForce GTX 770

Graphics Card

Dec 2010

Release Date

May 2013

Northern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1046 MHz

-

Boost Clock

1085 MHz

1250 MHz

Memory Clock

1753 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

224.4GB/s

Render Config

-

SM Count

-

22

Compute Units

-

1408

Shading Units

1536

88

TMUs

128

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

25.60 GPixel/s

Pixel Rate

34.72 GPixel/s

70.40 GTexel/s

Texture Rate

138.9 GTexel/s

-

FP16 (half)

-

2.253 TFLOPS

FP32 (float)

3.333 TFLOPS

563.2 GFLOPS

FP64 (double)

138.9 GFLOPS

Graphics Processor

Cayman

GPU Name

GK104

Cayman PRO (215-0807019)

GPU Variant

GK104-425-A2

TeraScale 3

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

2.64 billion

Transistors

3.54 billion

389 mm²

Die Size

294 mm²

Board Design

200W

TDP

230W

550 W

Suggested PSU

550 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

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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