GeForce RTX 4080 vs GeForce RTX 4090
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 24GB VRAM GeForce RTX 4090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4080 's Advantages
Lower TDP (320W vs 450W)
GeForce RTX 4090 's Advantages
Boost Clock has increased by 1% (2520MHz vs 2505MHz)
More VRAM (24GB vs 16GB)
Larger VRAM bandwidth (1.01TB/s vs 716.8GB/s)
6656 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce RTX 4080
48740
GeForce RTX 4090
+69%
82580
3DMark Time Spy
GeForce RTX 4080
28173
GeForce RTX 4090
+28%
36328
3DMark Time Spy Extreme
GeForce RTX 4080
14002
GeForce RTX 4090
+38%
19460
3DMark Speed Way
GeForce RTX 4080
7254
GeForce RTX 4090
+38%
10074
Shadow of the Tomb Raider 2160p
GeForce RTX 4080
132
GeForce RTX 4090
+40%
185
Shadow of the Tomb Raider 1440p
GeForce RTX 4080
246
GeForce RTX 4090
+13%
280
Shadow of the Tomb Raider 1080p
GeForce RTX 4080
300
GeForce RTX 4090
+1%
304
Cyberpunk 2077 2160p
GeForce RTX 4080
73
GeForce RTX 4090
+28%
94
Cyberpunk 2077 1440p
GeForce RTX 4080
121
GeForce RTX 4090
+52%
185
Cyberpunk 2077 1080p
GeForce RTX 4080
180
GeForce RTX 4090
+8%
195
Battlefield 5 2160p
GeForce RTX 4080
123
GeForce RTX 4090
+51%
186
Battlefield 5 1440p
GeForce RTX 4080
165
GeForce RTX 4090
+23%
203
Battlefield 5 1080p
GeForce RTX 4080
188
GeForce RTX 4090
+13%
213
GTA 5 2160p
GeForce RTX 4080
126
GeForce RTX 4090
+30%
165
GTA 5 1440p
GeForce RTX 4080
181
GeForce RTX 4090
+2%
185
GTA 5 1080p
GeForce RTX 4080
182
GeForce RTX 4090
+2%
186
Horizon Forbidden West 1080p
GeForce RTX 4080
135
GeForce RTX 4090
+17%
159
Horizon Forbidden West 1440p
GeForce RTX 4080
108
GeForce RTX 4090
+25%
135
Horizon Forbidden West 2160p
GeForce RTX 4080
72
GeForce RTX 4090
+27%
92
Graphics Card
Sep 2022
Release Date
Sep 2022
GeForce 40
Generation
GeForce 40
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
2205 MHz
Base Clock
2235 MHz
2505 MHz
Boost Clock
2520 MHz
1400 MHz
Memory Clock
1313 MHz
Memory
16GB
Memory Size
24GB
GDDR6X
Memory Type
GDDR6X
256bit
Memory Bus
384bit
716.8GB/s
Bandwidth
1.01TB/s
Render Config
76
SM Count
128
9728
Shading Units
16384
304
TMUs
512
112
ROPs
176
304
Tensor Cores
512
76
RT Cores
128
128 KB (per SM)
L1 Cache
128 KB (per SM)
64 MB
L2 Cache
72 MB
Theoretical Performance
280.6 GPixel/s
Pixel Rate
443.5 GPixel/s
761.5 GTexel/s
Texture Rate
1290 GTexel/s
48.74 TFLOPS
FP16 (half)
82.58 TFLOPS
48.74 TFLOPS
FP32 (float)
82.58 TFLOPS
761.5 GFLOPS
FP64 (double)
1290 GFLOPS
Board Design
320W
TDP
450W
700 W
Suggested PSU
850 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
1x 16-pin
Power Connectors
1x 16-pin
Graphics Processor
AD103
GPU Name
AD102
AD103-300-A1
GPU Variant
AD102-300-A1
Ada Lovelace
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
5 nm
Process Size
5 nm
45.9 billion
Transistors
76.3 billion
379 mm²
Die Size
609 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.9
CUDA
8.9
6.7
Shader Model
6.8
