AMD Radeon R9 390 vs AMD Radeon RX 7500 XT

VS

AMD Radeon R9 390

AMD Radeon RX 7500 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 6GB VRAM Radeon RX 7500 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (384.0GB/s vs 216.0GB/s)

1536 additional rendering cores

AMD Radeon RX 7500 XT 's Advantages

Boost Clock2300MHz

Lower TDP (100W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390

5.12 TFLOPS

Radeon RX 7500 XT +84%

9.421 TFLOPS

Radeon R9 390

VS

Radeon RX 7500 XT

Graphics Card

Jun 2015

Release Date

Unknown

Pirate Islands

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1452 MHz

-

Boost Clock

2300 MHz

1500 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

96bit

384.0GB/s

Bandwidth

216.0GB/s

Render Config

40

Compute Units

16

-

2560

Shading Units

1024

160

TMUs

64

ROPs

32

-

RT Cores

16

16 KB (per CU)

L1 Cache

128 KB per Array

1024 KB

L2 Cache

2 MB

-

L3 Cache

64 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

73.60 GPixel/s

160.0 GTexel/s

Texture Rate

147.2 GTexel/s

-

FP16 (half)

18.84 TFLOPS

5.120 TFLOPS

FP32 (float)

9.421 TFLOPS

640.0 GFLOPS

FP64 (double)

294.4 GFLOPS

Board Design

275W

TDP

100W

600 W

Suggested PSU

300 W

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

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Grenada

GPU Name

Navi 33

Grenada PRO (215-0880030)

GPU Variant

Navi 33

GCN 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

6.2 billion

Transistors

13.3 billion

438 mm²

Die Size

204 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.2

1.2

Vulkan

1.3

-

6.3

Shader Model

6.7

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