AMD Radeon HD 7770 GHz Edition vs Intel Xe DG1

VS

AMD Radeon HD 7770 GHz Edition

Intel Xe DG1

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 4GB VRAM Xe DG1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770 GHz Edition 's Advantages

Larger VRAM bandwidth (72.00GB/s vs 68.26GB/s)

Intel Xe DG1 's Advantages

Boost Clock1550MHz

More VRAM (4GB vs 1024GB)

Lower TDP (30W vs 80W)

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Xe DG1 +55%

1.984 TFLOPS

Radeon HD 7770 GHz Edition

VS

Xe DG1

Graphics Card

Feb 2012

Release Date

Unknown

Southern Islands

Generation

Xe Graphics

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

1550 MHz

1125 MHz

Memory Clock

2133 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

LPDDR4X

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

68.26GB/s

Render Config

10

Compute Units

-

640

Shading Units

640

40

TMUs

40

16

ROPs

20

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

31.00 GPixel/s

40.00 GTexel/s

Texture Rate

62.00 GTexel/s

-

FP16 (half)

3.968 TFLOPS

1280 GFLOPS

FP32 (float)

1.984 TFLOPS

80.00 GFLOPS

FP64 (double)

496.0 GFLOPS

Board Design

80W

TDP

30W

250 W

Suggested PSU

200 W

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

Outputs

1x HDMI 3x DisplayPort

1x 6-pin

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

DG1

Cape Verde XT

GPU Variant

-

GCN 1.0

Architecture

Generation 12.1

TSMC

Foundry

Intel

28 nm

Process Size

10 nm

1.5 billion

Transistors

Unknown

123 mm²

Die Size

95 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

5.1

Shader Model

6.4

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