Radeon RX 7900 XT vs GeForce RTX 3080 12 GB
We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7900 XT and 12GB VRAM GeForce RTX 3080 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 7900 XT Advantages
Released 10 months late
Boost Clock has increased by 40% (2394MHz vs 1710MHz)
More VRAM (20GB vs 12GB)
Lower TDP (300W vs 350W)
GeForce RTX 3080 12 GB Advantages
Larger VRAM bandwidth (912.4GB/s vs 800.0GB/s)
3584 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 7900 XT
+68%
51480
GeForce RTX 3080 12 GB
30640
3DMark Time Spy
Radeon RX 7900 XT
+43%
26829
GeForce RTX 3080 12 GB
18647
3DMark Time Spy Extreme
Radeon RX 7900 XT
+39%
13130
GeForce RTX 3080 12 GB
9411
3DMark Speed Way
Radeon RX 7900 XT
+5%
5364
GeForce RTX 3080 12 GB
5089
Blender
Radeon RX 7900 XT
3905
GeForce RTX 3080 12 GB
+41%
5543
Shadow of the Tomb Raider 2160p
Radeon RX 7900 XT
+15%
102
GeForce RTX 3080 12 GB
88
Shadow of the Tomb Raider 1440p
Radeon RX 7900 XT
+35%
205
GeForce RTX 3080 12 GB
151
Shadow of the Tomb Raider 1080p
Radeon RX 7900 XT
+56%
299
GeForce RTX 3080 12 GB
191
Cyberpunk 2077 2160p
Radeon RX 7900 XT
50
GeForce RTX 3080 12 GB
+22%
61
Cyberpunk 2077 1440p
Radeon RX 7900 XT
+30%
94
GeForce RTX 3080 12 GB
72
Cyberpunk 2077 1080p
Radeon RX 7900 XT
+49%
158
GeForce RTX 3080 12 GB
106
GTA 5 2160p
Radeon RX 7900 XT
+80%
170
GeForce RTX 3080 12 GB
94
GTA 5 1440p
Radeon RX 7900 XT
+19%
170
GeForce RTX 3080 12 GB
142
GTA 5 1080p
Radeon RX 7900 XT
+10%
190
GeForce RTX 3080 12 GB
172
Graphics Card
Nov 2022
Release Date
Jan 2022
Navi III
Generation
GeForce 30
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1387 MHz
Base Clock
1260 MHz
2394 MHz
Boost Clock
1710 MHz
2500 MHz
Memory Clock
1188 MHz
Memory
20GB
Memory Size
12GB
GDDR6
Memory Type
GDDR6X
320bit
Memory Bus
384bit
800.0GB/s
Bandwidth
912.4GB/s
Render Config
84
Compute Units
-
-
SM Count
70
5376
Shading Units
8960
336
TMUs
280
192
ROPs
96
-
Tensor Cores
280
84
RT Cores
70
256 KB per Array
L1 Cache
128 KB (per SM)
6 MB
L2 Cache
6 MB
80 MB
L3 Cache
-
Theoretical Performance
459.6 GPixel/s
Pixel Rate
164.2 GPixel/s
804.4 GTexel/s
Texture Rate
478.8 GTexel/s
103.0 TFLOPS
FP16 (half)
30.64 TFLOPS
51.48 TFLOPS
FP32 (float)
30.64 TFLOPS
1.609 TFLOPS
FP64 (double)
478.8 GFLOPS
Board Design
300W
TDP
350W
700 W
Suggested PSU
750 W
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C
2x DisplayPort 2.1
1x USB Type-C
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 12-pin
Graphics Processor
Navi 31
GPU Name
GA102
Navi 31 XT
(215-145000156)
(215-145000156)
GPU Variant
GA102-220-A1
RDNA 3.0
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
57.7 billion
Transistors
28.3 billion
529 mm²
Die Size
628 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.2
OpenCL
3.0
1.3
Vulkan
1.3
-
CUDA
8.6
6.7
Shader Model
6.8