AMD Radeon R9 Nano vs AMD Radeon RX 6900 XT

VS

AMD Radeon R9 Nano AMD Radeon RX 6900 XT

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 Nano and 16GB VRAM Radeon RX 6900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 Nano 's Advantages

Lower TDP (175W vs 300W)

AMD Radeon RX 6900 XT 's Advantages

Released 5 years and 2 months late

Boost Clock2250MHz

More VRAM (16GB vs 4GB)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 Nano

8.192 TFLOPS

Radeon RX 6900 XT +181%

23.04 TFLOPS

3DMark Time Spy

Radeon R9 Nano

4607

Radeon RX 6900 XT +353%

20915

Shadow of the Tomb Raider 2160p

Radeon R9 Nano

28

Radeon RX 6900 XT +182%

79

Shadow of the Tomb Raider 1440p

Radeon R9 Nano

60

Radeon RX 6900 XT +136%

142

Shadow of the Tomb Raider 1080p

Radeon R9 Nano

75

Radeon RX 6900 XT +158%

194

Radeon R9 Nano

VS

Radeon RX 6900 XT

Graphics Card

Aug 2015

Release Date

Oct 2020

Pirate Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2250 MHz

500 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

16GB

HBM

Memory Type

GDDR6

4096bit

Memory Bus

256bit

512.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

64

Compute Units

80

4096

Shading Units

5120

256

TMUs

320

64

ROPs

128

-

Tensor Cores

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

4 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

288.0 GPixel/s

256.0 GTexel/s

Texture Rate

720.0 GTexel/s

8.192 TFLOPS

FP16 (half)

46.08 TFLOPS

8.192 TFLOPS

FP32 (float)

23.04 TFLOPS

512.0 GFLOPS

FP64 (double)

1440 GFLOPS

Graphics Processor

Fiji

GPU Name

Navi 21

Fiji XT CA (215-0862120)

GPU Variant

Navi 21 XTX (215-121000167)

GCN 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

8.9 billion

Transistors

26.8 billion

596 mm²

Die Size

520 mm²

Board Design

175W

TDP

300W

450 W

Suggested PSU

700 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.3

Shader Model

6.5

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