AMD Radeon HD 8490 OEM vs NVIDIA GeForce RTX 3080 12 GB

VS

AMD Radeon HD 8490 OEM

NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM and 12GB VRAM GeForce RTX 3080 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8490 OEM 's Advantages

Lower TDP (35W vs 350W)

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Released 8 years and 6 months late

Boost Clock1710MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (912.4GB/s vs 14.40GB/s)

8800 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8490 OEM

0.28 TFLOPS

GeForce RTX 3080 12 GB +10842%

30.64 TFLOPS

Radeon HD 8490 OEM

VS

GeForce RTX 3080 12 GB

Graphics Card

Jul 2013

Release Date

Jan 2022

Sea Islands

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1260 MHz

-

Boost Clock

1710 MHz

900 MHz

Memory Clock

1188 MHz

Memory

1024MB

Memory Size

12GB

DDR3

Memory Type

GDDR6X

64bit

Memory Bus

384bit

14.40GB/s

Bandwidth

912.4GB/s

Render Config

2

Compute Units

-

SM Count

70

160

Shading Units

8960

8

TMUs

280

4

ROPs

96

-

Tensor Cores

280

-

RT Cores

70

8 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

5 MB

-

Theoretical Performance

3.500 GPixel/s

Pixel Rate

164.2 GPixel/s

7.000 GTexel/s

Texture Rate

478.8 GTexel/s

-

FP16 (half)

30.64 TFLOPS

280.0 GFLOPS

FP32 (float)

30.64 TFLOPS

-

FP64 (double)

478.8 GFLOPS

Board Design

35W

TDP

350W

200 W

Suggested PSU

750 W

1x DVI 1x DisplayPort 1.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 12-pin

Graphics Processor

Caicos

GPU Name

GA102

Caicos XTX

GPU Variant

GA102-220-A1

TeraScale 2

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

0.37 billion

Transistors

28.3 billion

67 mm²

Die Size

628 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

5.0

Shader Model

6.6

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