NVIDIA GeForce RTX 3080 vs AMD Radeon R9 295X2

VS

NVIDIA GeForce RTX 3080 AMD Radeon R9 295X2

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 4GB VRAM Radeon R9 295X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Released 6 years and 5 months late

Boost Clock1710MHz

More VRAM (10GB vs 4GB)

Larger VRAM bandwidth (760.3GB/s vs 320.0GB/s)

5888 additional rendering cores

Lower TDP (320W vs 500W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 +419%

29.77 TFLOPS

Radeon R9 295X2

5.733 TFLOPS

GeForce RTX 3080

VS

Radeon R9 295X2

Graphics Card

Sep 2020

Release Date

Apr 2014

GeForce 30

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

-

1710 MHz

Boost Clock

-

1188 MHz

Memory Clock

1250 MHz

Memory

10GB

Memory Size

4GB

GDDR6X

Memory Type

GDDR5

320bit

Memory Bus

512bit

760.3GB/s

Bandwidth

320.0GB/s

Render Config

68

SM Count

-

Compute Units

44

8704

Shading Units

2816

272

TMUs

176

96

ROPs

64

272

Tensor Cores

-

68

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

5 MB

L2 Cache

1024 KB

Theoretical Performance

164.2 GPixel/s

Pixel Rate

65.15 GPixel/s

465.1 GTexel/s

Texture Rate

179.2 GTexel/s

29.77 TFLOPS

FP16 (half)

-

29.77 TFLOPS

FP32 (float)

5.733 TFLOPS

465.1 GFLOPS

FP64 (double)

716.7 GFLOPS

Graphics Processor

GA102

GPU Name

Vesuvius

GA102-200-KD-A1

GPU Variant

Vesuvius XT (215-0852022)

Ampere

Architecture

GCN 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

6.2 billion

628 mm²

Die Size

438 mm²

Board Design

320W

TDP

500W

700 W

Suggested PSU

900 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 4x mini-DisplayPort 1.2

1x 12-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

6.3

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