NVIDIA GeForce GTX 980 Ti vs AMD Radeon RX 6800

VS

NVIDIA GeForce GTX 980 Ti AMD Radeon RX 6800

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 980 Ti and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 's Advantages

Released 5 years and 4 months late

Boost Clock has increased by 96% (2105MHz vs 1076MHz)

More VRAM (16GB vs 6GB)

Larger VRAM bandwidth (512.0GB/s vs 336.6GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 980 Ti

6.06 TFLOPS

Radeon RX 6800 +166%

16.17 TFLOPS

3DMark Time Spy

GeForce GTX 980 Ti

5758

Radeon RX 6800 +182%

16261

Shadow of the Tomb Raider 2160p

GeForce GTX 980 Ti

24

Radeon RX 6800 +170%

65

Shadow of the Tomb Raider 1440p

GeForce GTX 980 Ti

45

Radeon RX 6800 +160%

117

Shadow of the Tomb Raider 1080p

GeForce GTX 980 Ti

75

Radeon RX 6800 +124%

168

GTA 5 2160p

GeForce GTX 980 Ti

72

Radeon RX 6800 +36%

98

GTA 5 1440p

GeForce GTX 980 Ti

74

Radeon RX 6800 +70%

126

GTA 5 1080p

GeForce GTX 980 Ti

120

Radeon RX 6800 +41%

170

GeForce GTX 980 Ti

VS

Radeon RX 6800

Graphics Card

Jun 2015

Release Date

Oct 2020

GeForce 900

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

1700 MHz

1076 MHz

Boost Clock

2105 MHz

1753 MHz

Memory Clock

2000 MHz

Memory

6GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

336.6GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

Compute Units

60

2816

Shading Units

3840

176

TMUs

240

96

ROPs

96

-

Tensor Cores

-

RT Cores

60

48 KB (per SMM)

L1 Cache

128 KB per Array

3 MB

L2 Cache

4 MB

Theoretical Performance

103.3 GPixel/s

Pixel Rate

202.1 GPixel/s

189.4 GTexel/s

Texture Rate

505.2 GTexel/s

-

FP16 (half)

32.33 TFLOPS

6.060 TFLOPS

FP32 (float)

16.17 TFLOPS

189.4 GFLOPS

FP64 (double)

1010 GFLOPS

Graphics Processor

GM200

GPU Name

Navi 21

GM200-310-A1

GPU Variant

Navi 21 XL (215-121000187)

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

Board Design

250W

TDP

250W

600 W

Suggested PSU

600 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 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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