AMD Radeon RX 6900 XT vs Nvidia GeForce RTX 3080 Ti

Compared 2 processors: AMD Radeon RX 6900 XT, vs Nvidia GeForce RTX 3080 Ti. Below are specs, tests, pros and cons for each device

Review

Key Specs AMD Radeon RX 6900 XT and Nvidia GeForce RTX 3080 Ti
Games
Performance in DirectX, OpenCL, Vulkan
AI/ML
AI workload testing
Professional Apps
3D modeling, video editing, rendering
Energy Efficiency
Power usage in various scenarios
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Games

FPS Table
Game title
1080p (High)
1080p (Ultra)
1440p (Ultra)
4K (Ultra)
Forza Horizon 5
213
142
118
87
186
129
117
86
The Witcher 3
208
183
139
72
202
173
123
67
Counter-Strike 2
302
208
149
81
272
215
154
85
Far Cry 6
172
148
133
83
152
144
126
77
Hogwarts Legacy
130
105
83
46
132
106
85
47
COD Modern Warfare 3
183
177
130
84
166
158
123
80
Ghost of Tsushima
131
111
91
55
116
99
81
51
Cyberpunk 2077
148
129
87
42
146
130
89
42
Shadow of the Tomb Raider
225
205
156
82
236
220
169
92
Avg FPS
1080p High190179
1080p Ultra156153
1440p Ultra121119
4K Ultra7070
DeviationLowLow

Benchmarks

CPU performance comparison across tasks
3DMark
Steel Nomad Lite Score
AMD Radeon RX 6900 XT
20263
Nvidia GeForce RTX 3080 Ti
21408
Time Spy2078119630
Solar Bay8674196489
Port Royal1051913261
Fire Strike5732347892
Night Raid159759143788
GeekBench v6
GB6 Compute Score
AMD Radeon RX 6900 XT
124121
Nvidia GeForce RTX 3080 Ti
196756
Background Blur231.6 frames/s239.8 frames/s
Face Detection152.5 frames/s156.8 frames/s
Horizon Detection4.26 Gpix/sec10.8 Gpix/sec
Edge Detection5.75 Gpix/sec14.8 Gpix/sec
Gaussian Blur5.87 Gpix/sec11.9 Gpix/sec
Feature Matching1.12 Gpix/sec1.53 Gpix/sec
Stereo Matching618.7 Gpix/sec889.6 Gpix/sec
Particle Physics17973.9 fps26054.6 fps
APIOpenCLOpenCL
PassMark
PassMark Graphics
AMD Radeon RX 6900 XT
26727
Nvidia GeForce RTX 3080 Ti
26944
G2D Mark10511088
DirectX 11278 fps223 fps
DirectX 12113 fps111 fps
GPU Compute14962 Ops/s15428 Ops/s
GFXBench 5
Aztec Ruins (High 4K)
AMD Radeon RX 6900 XT
305.2 fps
Nvidia GeForce RTX 3080 Ti
227.3 fps
Aztec Ruins (Normal)1379.6 fps1039 fps
Car Chase1317.5 fps860.8 fps
Manhattan 3.1.1 (1440p)1205.3 fps743.2 fps
T-Rex4360 fps3834.2 fps
ALU 26645 fps6702 fps
Driver Overhead 2325.2 fps296.1 fps
APIOpenGLOpenGL
OSWindowsWindows
Tessellation3954.86622.8

Tech Specs

Specs & test comparison

General Info

Manufacturer AMD Nvidia
Build Discrete Discrete
Announced December, 8, 2020 January, 3, 2021
Form Factor PC use PC use
Use case Gaming Gaming
Segment High-end High-end
Architecture RDNA 2.0 Ampere
Codename Navi 21 GA102
Price 999 1199

GPU

GPU Frequency 1825 MHz 1365 MHz
Boost GPU Frequency 2250 MHz 1665 MHz
Shader Units 5120 10240
TMUs 320 320
ROPs 128 112
Execution Units n/a 80
Ray Tracing Cores 80 80
Tensor Cores n/a 320
L1 cache 128 KB/core 128 KB/core
L2 cache 4000 KB/core 6000 KB/core
Instructions per Clock 2 IPC 2 IPC

Performance

Pixel Fill Rate 288 Gpix/sec 186 Gpix/sec
Texture Fill Rate 720 GTex/s 533 GTex/s
FLOPS 23 TFLOPS 34.1 TFLOPS

Process

Interface PCIe 4.0 x16 PCIe 4.0 x16
TGP 300 W 350 W
Process TSMC Samsung
Process tech. 7 nm 8 nm
Transistor Size 520 mm² 628 mm²
Transistor count 26 billion 28 billion
Transistor density 50 MTr/mm² 44.59 MTr/mm²

Memory

Interface GDDR6 GDDR6X
Memory Frequency 2000 MHz 1188 MHz
Bus 256 bit 384 bit
ECC support No No
Effective Memory Speed 16000 MB/s 19000 MB/s
Memory Size 16 GB 12 GB
Max Throughput
AMD Radeon RX 6900 XT
512 GB/s
Nvidia GeForce RTX 3080 Ti
912 GB/s

API

DirectX 12 12
Vulkan 1.3 1.3
OpenGL 4.6 4.6
CUDA n/a 8.6
DisplayPort 1.4a 1.4a
Ray Tracing Yes Yes
DLSS No DLSS 2

Results

After analyzing the data, we consider Nvidia GeForce RTX 3080 Ti the clear winner in this comparison.

Survey

Which GPU would you pick?
1 (50%)
1 (50%)
Total Votes: 2

User comments

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