AMD Radeon RX 7900 XT vs AMD Radeon RX 7900 GRE

VS

AMD Radeon RX 7900 XT

AMD Radeon RX 7900 GRE

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7900 XT and 16GB VRAM Radeon RX 7900 GRE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XT 's Advantages

Boost Clock has increased by 7% (2394MHz vs 2245MHz)

More VRAM (20GB vs 16GB)

Larger VRAM bandwidth (800.0GB/s vs 576.0GB/s)

256 additional rendering cores

AMD Radeon RX 7900 GRE 's Advantages

Released 8 months late

Lower TDP (260W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XT +11%

51.48 TFLOPS

Radeon RX 7900 GRE

45.98 TFLOPS

3DMark Time Spy

Radeon RX 7900 XT +20%

26911

Radeon RX 7900 GRE

22344

Blender

Radeon RX 7900 XT +25%

3905

Radeon RX 7900 GRE

3114

Cyberpunk 2077 2160p

Radeon RX 7900 XT +25%

50

Radeon RX 7900 GRE

40

Cyberpunk 2077 1440p

Radeon RX 7900 XT +6%

94

Radeon RX 7900 GRE

88

Cyberpunk 2077 1080p

Radeon RX 7900 XT +21%

158

Radeon RX 7900 GRE

130

Radeon RX 7900 XT

VS

Radeon RX 7900 GRE

Graphics Card

Nov 2022

Release Date

Jul 2023

Navi III

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1387 MHz

Base Clock

1287 MHz

2394 MHz

Boost Clock

2245 MHz

2500 MHz

Memory Clock

2250 MHz

Memory

20GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

320bit

Memory Bus

256bit

800.0GB/s

Bandwidth

576.0GB/s

Render Config

84

Compute Units

80

-

5376

Shading Units

5120

336

TMUs

320

192

ROPs

160

-

84

RT Cores

80

256 KB per Array

L1 Cache

256 KB per Array

6 MB

L2 Cache

6 MB

80 MB

L3 Cache

64 MB

Theoretical Performance

459.6 GPixel/s

Pixel Rate

359.2 GPixel/s

804.4 GTexel/s

Texture Rate

718.4 GTexel/s

103.0 TFLOPS

FP16 (half)

91.96 TFLOPS

51.48 TFLOPS

FP32 (float)

45.98 TFLOPS

1.609 TFLOPS

FP64 (double)

1437 GFLOPS

Board Design

300W

TDP

260W

700 W

Suggested PSU

600 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 Processor

Navi 31

GPU Name

Navi 31

Navi 31 XT (215-145000156)

GPU Variant

Navi 31 XL (215-145000206)

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

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

-

6.7

Shader Model

6.7

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