AMD Radeon RX 7900 GRE vs AMD Radeon RX 7900 XTX

VS

AMD Radeon RX 7900 GRE AMD Radeon RX 7900 XTX

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7900 GRE and 24GB VRAM Radeon RX 7900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 GRE 's Advantages

Released 8 months late

Lower TDP (260W vs 355W)

AMD Radeon RX 7900 XTX 's Advantages

Boost Clock has increased by 11% (2498MHz vs 2245MHz)

More VRAM (24GB vs 16GB)

Larger VRAM bandwidth (960.0GB/s vs 576.0GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7900 GRE

45.98 TFLOPS

Radeon RX 7900 XTX +33%

61.39 TFLOPS

3DMark Time Spy

Radeon RX 7900 GRE

22161

Radeon RX 7900 XTX +37%

30475

Radeon RX 7900 GRE

VS

Radeon RX 7900 XTX

Graphics Card

Jul 2023

Release Date

Nov 2022

Navi III

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1287 MHz

Base Clock

1929 MHz

2245 MHz

Boost Clock

2498 MHz

2250 MHz

Memory Clock

2500 MHz

Memory

16GB

Memory Size

24GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

384bit

576.0GB/s

Bandwidth

960.0GB/s

Render Config

-

SM Count

-

80

Compute Units

96

5120

Shading Units

6144

320

TMUs

384

160

ROPs

192

-

Tensor Cores

-

80

RT Cores

96

256 KB per Array

L1 Cache

256 KB per Array

6 MB

L2 Cache

6 MB

Theoretical Performance

359.2 GPixel/s

Pixel Rate

479.6 GPixel/s

718.4 GTexel/s

Texture Rate

959.2 GTexel/s

91.96 TFLOPS

FP16 (half)

122.8 TFLOPS

45.98 TFLOPS

FP32 (float)

61.39 TFLOPS

1437 GFLOPS

FP64 (double)

1.918 TFLOPS

Graphics Processor

Navi 31

GPU Name

Navi 31

Navi 31 XL

GPU Variant

Navi 31 XTX (215-145000146)

RDNA 3.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

57.7 billion

Transistors

57.7 billion

529 mm²

Die Size

529 mm²

Board Design

260W

TDP

355W

600 W

Suggested PSU

750 W

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

Outputs

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

2x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.7

Shader Model

6.7

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