AMD Radeon HD 7990 vs Intel H3C XG310

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7990 and 8GB VRAM H3C XG310 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7990 's Advantages

Larger VRAM bandwidth (288.0GB/s vs 68.26GB/s)

1280 additional rendering cores

Intel H3C XG310 's Advantages

Released 7 years and 7 months late

Boost Clock has increased by 55% (1550MHz vs 1000MHz)

More VRAM (8GB vs 3GB)

Lower TDP (300W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 7990 +72%

4.096 TFLOPS

H3C XG310

2.381 TFLOPS

Radeon HD 7990

VS

H3C XG310

Graphics Card

Apr 2013

Release Date

Nov 2020

Southern Islands

Generation

H3C Graphics

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

950 MHz

Base Clock

900 MHz

1000 MHz

Boost Clock

1550 MHz

1500 MHz

Memory Clock

2133 MHz

Memory

3GB

Memory Size

8GB

GDDR5

Memory Type

LPDDR4X

384bit

Memory Bus

128bit

288.0GB/s

Bandwidth

68.26GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

768

128

TMUs

48

32

ROPs

24

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

1024 KB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

37.20 GPixel/s

128.0 GTexel/s

Texture Rate

74.40 GTexel/s

-

FP16 (half)

4.762 TFLOPS

4.096 TFLOPS

FP32 (float)

2.381 TFLOPS

1024 GFLOPS

FP64 (double)

595.2 GFLOPS

Graphics Processor

Malta

GPU Name

DG1

Malta XT (215-0849026)

GPU Variant

-

GCN 1.0

Architecture

Generation 12.1

TSMC

Foundry

Intel

28 nm

Process Size

10 nm

4.313 billion

Transistors

Unknown

365 mm²

Die Size

95 mm²

Board Design

375W

TDP

300W

750 W

Suggested PSU

700 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

No outputs

2x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.4

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