AMD Radeon RX 6900 XT vs Nvidia GeForce RTX 3080

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

Review

Key Specs AMD Radeon RX 6900 XT and Nvidia GeForce RTX 3080
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
168
118
106
78
The Witcher 3
208
183
139
72
195
162
116
61
Counter-Strike 2
302
208
149
81
275
206
150
83
Far Cry 6
172
148
133
83
150
136
114
71
Hogwarts Legacy
130
105
83
46
119
96
76
41
COD Modern Warfare 3
183
177
130
84
153
147
108
72
Ghost of Tsushima
131
111
91
55
109
90
72
43
Cyberpunk 2077
148
129
87
42
133
121
80
36
Shadow of the Tomb Raider
225
205
156
82
207
196
151
81
Avg FPS
1080p High190168
1080p Ultra156141
1440p Ultra121108
4K Ultra7063
DeviationLowLow

Benchmarks

CPU performance comparison across tasks
3DMark
Steel Nomad Lite Score
AMD Radeon RX 6900 XT
20263
Nvidia GeForce RTX 3080
19022
Time Spy2078117662
Solar Bay8674185932
Port Royal1051911595
Fire Strike5732342429
Night Raid159759132288
GeekBench v6
GB6 Compute Score
AMD Radeon RX 6900 XT
124121
Nvidia GeForce RTX 3080
161903
Background Blur231.6 frames/s217.3 frames/s
Face Detection152.5 frames/s141.9 frames/s
Horizon Detection4.26 Gpix/sec8.19 Gpix/sec
Edge Detection5.75 Gpix/sec11 Gpix/sec
Gaussian Blur5.87 Gpix/sec8.43 Gpix/sec
Feature Matching1.12 Gpix/sec1.29 Gpix/sec
Stereo Matching618.7 Gpix/sec780.7 Gpix/sec
Particle Physics17973.9 fps22538.5 fps
APIOpenCLOpenCL
PassMark
PassMark Graphics
AMD Radeon RX 6900 XT
26727
Nvidia GeForce RTX 3080
25149
G2D Mark10511052
DirectX 11278 fps207 fps
DirectX 12113 fps100 fps
GPU Compute14962 Ops/s14559 Ops/s
GFXBench 5
Aztec Ruins (High 4K)
AMD Radeon RX 6900 XT
305.2 fps
Nvidia GeForce RTX 3080
211.5 fps
Aztec Ruins (Normal)1379.6 fps950.5 fps
Car Chase1317.5 fps809.5 fps
Manhattan 3.1.1 (1440p)1205.3 fps705.4 fps
T-Rex4360 fps3525.4 fps
ALU 26645 fps6005.6 fps
Driver Overhead 2325.2 fps283.8 fps
APIOpenGLOpenGL
OSWindowsWindows
Tessellation3954.86034.6

Tech Specs

Specs & test comparison

General Info

Manufacturer AMD Nvidia
Build Discrete Discrete
Announced December, 8, 2020 September, 1, 2020
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 999 699

GPU

GPU Frequency 1825 MHz 1440 MHz
Boost GPU Frequency 2250 MHz 1710 MHz
Shader Units 5120 8704
TMUs 320 272
ROPs 128 96
Execution Units n/a 68
Ray Tracing Cores 80 68
Tensor Cores n/a 272
L1 cache 128 KB/core 128 KB/core
L2 cache 4000 KB/core 5000 KB/core
Instructions per Clock 2 IPC 2 IPC

Performance

Pixel Fill Rate 288 Gpix/sec 164 Gpix/sec
Texture Fill Rate 720 GTex/s 465 GTex/s
FLOPS 23 TFLOPS 29.8 TFLOPS

Process

Interface PCIe 4.0 x16 PCIe 4.0 x16
TGP 300 W 320 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 320 bit
ECC support No No
Effective Memory Speed 16000 MB/s 19000 MB/s
Memory Size 16 GB 10 GB
Max Throughput
AMD Radeon RX 6900 XT
512 GB/s
Nvidia GeForce RTX 3080
760.3 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

No clear favorite identified yet; updates may follow as new data arrives.

Survey

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