AMD Radeon RX 6750 GRE vs AMD Radeon R9 390X

VS

AMD Radeon RX 6750 GRE AMD Radeon R9 390X

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6750 GRE and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6750 GRE 's Advantages

Released 8 years and 4 months late

Boost Clock2581MHz

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (432.0GB/s vs 384.0GB/s)

Lower TDP (250W vs 275W)

AMD Radeon R9 390X 's Advantages

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6750 GRE +123%

13.21 TFLOPS

Radeon R9 390X

5.914 TFLOPS

Radeon RX 6750 GRE

VS

Radeon R9 390X

Graphics Card

Oct 2023

Release Date

Jun 2015

Navi II

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2321 MHz

Base Clock

-

2581 MHz

Boost Clock

-

2250 MHz

Memory Clock

1500 MHz

Memory

12GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

512bit

432.0GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

-

40

Compute Units

44

2560

Shading Units

2816

160

TMUs

176

64

ROPs

64

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

1024 KB

Theoretical Performance

165.2 GPixel/s

Pixel Rate

67.20 GPixel/s

413.0 GTexel/s

Texture Rate

184.8 GTexel/s

26.43 TFLOPS

FP16 (half)

-

13.21 TFLOPS

FP32 (float)

5.914 TFLOPS

825.9 GFLOPS

FP64 (double)

739.2 GFLOPS

Graphics Processor

Navi 22

GPU Name

Grenada

Navi 22 KXT

GPU Variant

Grenada XT (215-0880004)

RDNA 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

6.2 billion

335 mm²

Die Size

438 mm²

Board Design

250W

TDP

275W

600 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

6.3

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