AMD Radeon HD 7990 vs Intel Arc A380

VS

AMD Radeon HD 7990

Intel Arc A380

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7990 and 6GB VRAM Arc A380 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 186.0GB/s)

1024 additional rendering cores

Intel Arc A380 's Advantages

Released 9 years and 2 months late

Boost Clock has increased by 105% (2050MHz vs 1000MHz)

More VRAM (6GB vs 3GB)

Lower TDP (75W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 7990

4.096 TFLOPS

Arc A380 +2%

4.198 TFLOPS

Radeon HD 7990

VS

Arc A380

Graphics Card

Apr 2013

Release Date

Jun 2022

Southern Islands

Generation

Alchemist(Arc 3)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

950 MHz

Base Clock

2000 MHz

1000 MHz

Boost Clock

2050 MHz

1500 MHz

Memory Clock

1937 MHz

Memory

3GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

96bit

288.0GB/s

Bandwidth

186.0GB/s

Render Config

32

Compute Units

-

2048

Shading Units

1024

128

TMUs

64

32

ROPs

32

-

Tensor Cores

128

-

RT Cores

8

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

4 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

65.60 GPixel/s

128.0 GTexel/s

Texture Rate

131.2 GTexel/s

-

FP16 (half)

8.397 TFLOPS

4.096 TFLOPS

FP32 (float)

4.198 TFLOPS

1024 GFLOPS

FP64 (double)

1050 GFLOPS

Board Design

375W

TDP

75W

750 W

Suggested PSU

250 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x HDMI 2.13x DisplayPort 2.0

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Malta

GPU Name

DG2-128

Malta XT (215-0849026)

GPU Variant

ACM-G11

GCN 1.0

Architecture

Generation 12.7

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

4.313 billion

Transistors

7.2 billion

365 mm²

Die Size

157 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

5.1

Shader Model

6.6

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