NVIDIA GeForce GTX 980 Ti vs AMD Radeon RX 6900 XTX

VS

NVIDIA GeForce GTX 980 Ti

AMD Radeon RX 6900 XTX

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 980 Ti and 16GB VRAM Radeon RX 6900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980 Ti 's Advantages

Lower TDP (250W vs 330W)

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock has increased by 126% (2435MHz vs 1076MHz)

More VRAM (16GB vs 6GB)

Larger VRAM bandwidth (576.0GB/s vs 336.6GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 980 Ti

6.06 TFLOPS

Radeon RX 6900 XTX +311%

24.93 TFLOPS

GeForce GTX 980 Ti

VS

Radeon RX 6900 XTX

Graphics Card

Jun 2015

Release Date

Unknown

GeForce 900

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

2075 MHz

1076 MHz

Boost Clock

2435 MHz

1753 MHz

Memory Clock

2250 MHz

Memory

6GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

336.6GB/s

Bandwidth

576.0GB/s

Render Config

-

Compute Units

80

-

2816

Shading Units

5120

176

TMUs

320

96

ROPs

128

-

RT Cores

80

48 KB (per SMM)

L1 Cache

128 KB per Array

3 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

103.3 GPixel/s

Pixel Rate

311.7 GPixel/s

189.4 GTexel/s

Texture Rate

779.2 GTexel/s

-

FP16 (half)

49.87 TFLOPS

6.060 TFLOPS

FP32 (float)

24.93 TFLOPS

189.4 GFLOPS

FP64 (double)

1.558 TFLOPS

Board Design

250W

TDP

330W

600 W

Suggested PSU

700 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GM200

GPU Name

Navi 21

GM200-310-A1

GPU Variant

Navi 21 XTXH (215-121000247)

Maxwell 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

8 billion

Transistors

26.8 billion

601 mm²

Die Size

520 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

5.2

CUDA

-

6.4

Shader Model

6.5

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