AMD Radeon HD 6770 vs NVIDIA GeForce GTX 1080

VS

AMD Radeon HD 6770 NVIDIA GeForce GTX 1080

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 8GB VRAM GeForce GTX 1080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770 's Advantages

Lower TDP (108W vs 180W)

NVIDIA GeForce GTX 1080 's Advantages

Released 5 years and 4 months late

Boost Clock1733MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (320.3GB/s vs 76.80GB/s)

1760 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6770

1.36 TFLOPS

GeForce GTX 1080 +552%

8.873 TFLOPS

Radeon HD 6770

VS

GeForce GTX 1080

Graphics Card

Jan 2011

Release Date

May 2016

Northern Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1607 MHz

-

Boost Clock

1733 MHz

1200 MHz

Memory Clock

1251 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

320.3GB/s

Render Config

-

SM Count

20

10

Compute Units

-

800

Shading Units

2560

40

TMUs

160

16

ROPs

64

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

48 KB (per SM)

256 KB

L2 Cache

2 MB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

110.9 GPixel/s

34.00 GTexel/s

Texture Rate

277.3 GTexel/s

-

FP16 (half)

138.6 GFLOPS

1360 GFLOPS

FP32 (float)

8.873 TFLOPS

-

FP64 (double)

277.3 GFLOPS

Graphics Processor

Juniper

GPU Name

GP104

Juniper XT (215-0754013)

GPU Variant

GP104-400-A1

TeraScale 2

Architecture

Pascal

TSMC

Foundry

TSMC

40 nm

Process Size

16 nm

1.04 billion

Transistors

7.2 billion

166 mm²

Die Size

314 mm²

Board Design

108W

TDP

180W

300 W

Suggested PSU

450 W

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

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

6.1

5.0

Shader Model

6.4

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