AMD Radeon RX Vega 56 vs AMD Radeon HD 6770

VS

AMD Radeon RX Vega 56

AMD Radeon HD 6770

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 56 and 1024MB VRAM Radeon HD 6770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 56 's Advantages

Released 6 years and 7 months late

Boost Clock1471MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (409.6GB/s vs 76.80GB/s)

2784 additional rendering cores

AMD Radeon HD 6770 's Advantages

Lower TDP (108W vs 210W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 56 +675%

10.54 TFLOPS

Radeon HD 6770

1.36 TFLOPS

Radeon RX Vega 56

VS

Radeon HD 6770

Graphics Card

Aug 2017

Release Date

Jan 2011

Vega

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1156 MHz

Base Clock

-

1471 MHz

Boost Clock

-

800 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

1024MB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

128bit

409.6GB/s

Bandwidth

76.80GB/s

Render Config

56

Compute Units

10

-

3584

Shading Units

800

224

TMUs

40

64

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

94.14 GPixel/s

Pixel Rate

13.60 GPixel/s

329.5 GTexel/s

Texture Rate

34.00 GTexel/s

21.09 TFLOPS

FP16 (half)

-

10.54 TFLOPS

FP32 (float)

1360 GFLOPS

659.0 GFLOPS

FP64 (double)

-

Board Design

210W

TDP

108W

550 W

Suggested PSU

300 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Vega 10

GPU Name

Juniper

Vega 10 XL (215-0894216)

GPU Variant

Juniper XT (215-0754013)

GCN 5.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

12.5 billion

Transistors

1.04 billion

495 mm²

Die Size

166 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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