AMD Radeon RX 7800 XT vs NVIDIA GeForce RTX 3090
We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 XT and 24GB VRAM GeForce RTX 3090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 7800 XT 's Advantages
Released 2 years and 11 months late
Boost Clock has increased by 43% (2430MHz vs 1695MHz)
Lower TDP (263W vs 350W)
NVIDIA GeForce RTX 3090 's Advantages
More VRAM (24GB vs 16GB)
Larger VRAM bandwidth (936.2GB/s vs 624.1GB/s)
6656 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 7800 XT
+4%
37.32 TFLOPS
GeForce RTX 3090
35.58 TFLOPS
3DMark Time Spy
Radeon RX 7800 XT
20086
GeForce RTX 3090
19893
3DMark Time Spy Extreme
Radeon RX 7800 XT
9448
GeForce RTX 3090
+8%
10258
3DMark Speed Way
Radeon RX 7800 XT
3978
GeForce RTX 3090
+35%
5383
Shadow of the Tomb Raider 2160p
Radeon RX 7800 XT
82
GeForce RTX 3090
+13%
93
Shadow of the Tomb Raider 1440p
Radeon RX 7800 XT
+2%
158
GeForce RTX 3090
154
Shadow of the Tomb Raider 1080p
Radeon RX 7800 XT
+17%
234
GeForce RTX 3090
200
Cyberpunk 2077 2160p
Radeon RX 7800 XT
38
GeForce RTX 3090
+73%
66
Cyberpunk 2077 1440p
Radeon RX 7800 XT
+3%
82
GeForce RTX 3090
79
Cyberpunk 2077 1080p
Radeon RX 7800 XT
+10%
126
GeForce RTX 3090
114
GTA 5 2160p
Radeon RX 7800 XT
+6%
140
GeForce RTX 3090
131
GTA 5 1440p
Radeon RX 7800 XT
140
GeForce RTX 3090
+30%
182
GTA 5 1080p
Radeon RX 7800 XT
190
GeForce RTX 3090
+10%
209
Horizon Forbidden West 1080p
Radeon RX 7800 XT
98
GeForce RTX 3090
+7%
105
Horizon Forbidden West 1440p
Radeon RX 7800 XT
81
GeForce RTX 3090
+12%
91
Horizon Forbidden West 2160p
Radeon RX 7800 XT
52
GeForce RTX 3090
+7%
56
Graphics Card
Aug 2023
Release Date
Sep 2020
Navi III
Generation
GeForce 30
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1295 MHz
Base Clock
1395 MHz
2430 MHz
Boost Clock
1695 MHz
2438 MHz
Memory Clock
1219 MHz
Memory
16GB
Memory Size
24GB
GDDR6
Memory Type
GDDR6X
256bit
Memory Bus
384bit
624.1GB/s
Bandwidth
936.2GB/s
Render Config
60
Compute Units
-
-
SM Count
82
3840
Shading Units
10496
240
TMUs
328
96
ROPs
112
-
Tensor Cores
328
60
RT Cores
82
128 KB per Array
L1 Cache
128 KB (per SM)
4 MB
L2 Cache
6 MB
64 MB
L3 Cache
-
Theoretical Performance
233.3 GPixel/s
Pixel Rate
189.8 GPixel/s
583.2 GTexel/s
Texture Rate
556.0 GTexel/s
74.65 TFLOPS
FP16 (half)
35.58 TFLOPS
37.32 TFLOPS
FP32 (float)
35.58 TFLOPS
1166 GFLOPS
FP64 (double)
556.0 GFLOPS
Board Design
263W
TDP
350W
600 W
Suggested PSU
750 W
1x HDMI 2.1a
3x DisplayPort 2.1
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 12-pin
Graphics Processor
Navi 32
GPU Name
GA102
Navi 32 XT
(215-180000006)
GPU Variant
GA102-300-A1
RDNA 3.0
Architecture
Ampere
TSMC
Foundry
Samsung
5 nm
Process Size
8 nm
28.1 billion
Transistors
28.3 billion
346 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
6.6
