Intel Xe DG1 SDV vs AMD Radeon R9 255 OEM

VS

Intel Xe DG1 SDV

AMD Radeon R9 255 OEM

We compared two Desktop platform GPUs: 8GB VRAM Xe DG1 SDV and 2GB VRAM Radeon R9 255 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Xe DG1 SDV 's Advantages

Boost Clock has increased by 61% (1500MHz vs 930MHz)

More VRAM (8GB vs 2GB)

256 additional rendering cores

AMD Radeon R9 255 OEM 's Advantages

Larger VRAM bandwidth (73.60GB/s vs 68.26GB/s)

Lower TDP (65W vs 75W)

Score

Benchmark

FP32 (float)

Xe DG1 SDV +142%

2.304 TFLOPS

Radeon R9 255 OEM

0.952 TFLOPS

Xe DG1 SDV

VS

Radeon R9 255 OEM

Graphics Card

Unknown

Release Date

Dec 2013

Xe Graphics

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

900 MHz

1500 MHz

Boost Clock

930 MHz

2133 MHz

Memory Clock

1150 MHz

Memory

8GB

Memory Size

2GB

LPDDR4X

Memory Type

GDDR5

128bit

Memory Bus

128bit

68.26GB/s

Bandwidth

73.60GB/s

Render Config

-

Compute Units

8

-

768

Shading Units

512

48

TMUs

32

24

ROPs

16

-

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

16 MB

L3 Cache

-

Theoretical Performance

36.00 GPixel/s

Pixel Rate

14.88 GPixel/s

72.00 GTexel/s

Texture Rate

29.76 GTexel/s

4.608 TFLOPS

FP16 (half)

-

2.304 TFLOPS

FP32 (float)

952.3 GFLOPS

576.0 GFLOPS

FP64 (double)

59.52 GFLOPS

Board Design

75W

TDP

65W

250 W

Suggested PSU

250 W

1x HDMI 3x DisplayPort

Outputs

No outputs

None

Power Connectors

1x 6-pin

Graphics Processor

DG1

GPU Name

Cape Verde

-

GPU Variant

Cape Verde PRX

Generation 12.1

Architecture

GCN 1.0

Intel

Foundry

TSMC

10 nm

Process Size

28 nm

Unknown

Transistors

1.5 billion

95 mm²

Die Size

123 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

-

6.4

Shader Model

5.1

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