AMD Radeon HD 8490 OEM vs NVIDIA GeForce RTX 4080 16 GB

VS

AMD Radeon HD 8490 OEM

NVIDIA GeForce RTX 4080 16 GB

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8490 OEM and 16GB VRAM GeForce RTX 4080 16 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 320W)

NVIDIA GeForce RTX 4080 16 GB 's Advantages

Released 9 years and 2 months late

Boost Clock2505MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (716.8GB/s vs 14.40GB/s)

9568 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8490 OEM

0.28 TFLOPS

GeForce RTX 4080 16 GB +17307%

48.74 TFLOPS

Radeon HD 8490 OEM

VS

GeForce RTX 4080 16 GB

Graphics Card

Jul 2013

Release Date

Sep 2022

Sea Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2205 MHz

-

Boost Clock

2505 MHz

900 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

16GB

DDR3

Memory Type

GDDR6X

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

716.8GB/s

Render Config

2

Compute Units

-

SM Count

76

160

Shading Units

9728

8

TMUs

304

4

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

8 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

64 MB

-

Theoretical Performance

3.500 GPixel/s

Pixel Rate

280.6 GPixel/s

7.000 GTexel/s

Texture Rate

761.5 GTexel/s

-

FP16 (half)

48.74 TFLOPS

280.0 GFLOPS

FP32 (float)

48.74 TFLOPS

-

FP64 (double)

761.5 GFLOPS

Board Design

35W

TDP

320W

200 W

Suggested PSU

700 W

1x DVI 1x DisplayPort 1.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 16-pin

Graphics Processor

Caicos

GPU Name

AD103

Caicos XTX

GPU Variant

AD103-300-A1

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

0.37 billion

Transistors

45.9 billion

67 mm²

Die Size

379 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

8.9

5.0

Shader Model

6.6

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