NVIDIA GeForce RTX 3080 Ti vs AMD Radeon RX 7900 GRE

VS

NVIDIA GeForce RTX 3080 Ti AMD Radeon RX 7900 GRE

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 16GB VRAM Radeon RX 7900 GRE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Larger VRAM bandwidth (912.4GB/s vs 576.0GB/s)

5120 additional rendering cores

AMD Radeon RX 7900 GRE 's Advantages

Released 2 years and 2 months late

Boost Clock has increased by 35% (2245MHz vs 1665MHz)

More VRAM (16GB vs 12GB)

Lower TDP (260W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti

34.1 TFLOPS

Radeon RX 7900 GRE +34%

45.98 TFLOPS

3DMark Time Spy

GeForce RTX 3080 Ti

19771

Radeon RX 7900 GRE +12%

22258

GeForce RTX 3080 Ti

VS

Radeon RX 7900 GRE

Graphics Card

May 2021

Release Date

Jul 2023

GeForce 30

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1365 MHz

Base Clock

1287 MHz

1665 MHz

Boost Clock

2245 MHz

1188 MHz

Memory Clock

2250 MHz

Memory

12GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

256bit

912.4GB/s

Bandwidth

576.0GB/s

Render Config

80

SM Count

-

Compute Units

80

10240

Shading Units

5120

320

TMUs

320

112

ROPs

160

320

Tensor Cores

-

80

RT Cores

80

128 KB (per SM)

L1 Cache

256 KB per Array

6 MB

L2 Cache

6 MB

Theoretical Performance

186.5 GPixel/s

Pixel Rate

359.2 GPixel/s

532.8 GTexel/s

Texture Rate

718.4 GTexel/s

34.10 TFLOPS

FP16 (half)

91.96 TFLOPS

34.10 TFLOPS

FP32 (float)

45.98 TFLOPS

532.8 GFLOPS

FP64 (double)

1437 GFLOPS

Graphics Processor

GA102

GPU Name

Navi 31

GA102-225-A1

GPU Variant

Navi 31 XL

Ampere

Architecture

RDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

28.3 billion

Transistors

57.7 billion

628 mm²

Die Size

529 mm²

Board Design

350W

TDP

260W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.6

CUDA

-

6.6

Shader Model

6.7

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