AMD Radeon RX Vega 64 Liquid Cooling vs AMD Radeon HD 7770 GHz Edition

VS

AMD Radeon RX Vega 64 Liquid Cooling

AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Liquid Cooling and 1024MB VRAM Radeon HD 7770 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 64 Liquid Cooling 's Advantages

Released 5 years and 6 months late

Boost Clock1677MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (483.8GB/s vs 72.00GB/s)

3456 additional rendering cores

AMD Radeon HD 7770 GHz Edition 's Advantages

Lower TDP (80W vs 345W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Liquid Cooling +973%

13.74 TFLOPS

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Radeon RX Vega 64 Liquid Cooling

VS

Radeon HD 7770 GHz Edition

Graphics Card

Aug 2017

Release Date

Feb 2012

Vega

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1406 MHz

Base Clock

-

1677 MHz

Boost Clock

-

945 MHz

Memory Clock

1125 MHz

Memory

8GB

Memory Size

1024MB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

128bit

483.8GB/s

Bandwidth

72.00GB/s

Render Config

64

Compute Units

10

-

4096

Shading Units

640

256

TMUs

40

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

107.3 GPixel/s

Pixel Rate

16.00 GPixel/s

429.3 GTexel/s

Texture Rate

40.00 GTexel/s

27.48 TFLOPS

FP16 (half)

-

13.74 TFLOPS

FP32 (float)

1280 GFLOPS

858.6 GFLOPS

FP64 (double)

80.00 GFLOPS

Board Design

345W

TDP

80W

700 W

Suggested PSU

250 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Vega 10

GPU Name

Cape Verde

Vega 10 XTX

GPU Variant

Cape Verde XT

GCN 5.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

12.5 billion

Transistors

1.5 billion

495 mm²

Die Size

123 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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