AMD Radeon RX 6750 GRE 12 GB vs AMD Radeon HD 8490 OEM

VS

AMD Radeon RX 6750 GRE 12 GB

AMD Radeon HD 8490 OEM

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6750 GRE 12 GB and 1024MB VRAM Radeon HD 8490 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6750 GRE 12 GB 's Advantages

Released 10 years and 3 months late

Boost Clock2581MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (432.0GB/s vs 14.40GB/s)

2400 additional rendering cores

AMD Radeon HD 8490 OEM 's Advantages

Lower TDP (35W vs 250W)

Score

Benchmark

FP32 (float)

Radeon RX 6750 GRE 12 GB +4617%

13.21 TFLOPS

Radeon HD 8490 OEM

0.28 TFLOPS

Radeon RX 6750 GRE 12 GB

VS

Radeon HD 8490 OEM

Graphics Card

Oct 2023

Release Date

Jul 2013

Navi II

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2321 MHz

Base Clock

-

2581 MHz

Boost Clock

-

2250 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

64bit

432.0GB/s

Bandwidth

14.40GB/s

Render Config

40

Compute Units

2

-

2560

Shading Units

160

TMUs

8

64

ROPs

4

-

40

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

3 MB

L2 Cache

128 KB

96 MB

L3 Cache

-

Theoretical Performance

165.2 GPixel/s

Pixel Rate

3.500 GPixel/s

413.0 GTexel/s

Texture Rate

7.000 GTexel/s

26.43 TFLOPS

FP16 (half)

-

13.21 TFLOPS

FP32 (float)

280.0 GFLOPS

825.9 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

35W

600 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x DisplayPort 1.1

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Navi 22

GPU Name

Caicos

Navi 22 KXT (215-127000144)

GPU Variant

Caicos XTX

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

17.2 billion

Transistors

0.37 billion

335 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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