GeForce RTX 3080 Ti vs GeForce RTX 3070 6144 SP
We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 8GB VRAM GeForce RTX 3070 6144 SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 3080 Ti 's Advantages
More VRAM (12GB vs 8GB)
Larger VRAM bandwidth (912.4GB/s vs 448.0GB/s)
4096 additional rendering cores
GeForce RTX 3070 6144 SP 's Advantages
Boost Clock has increased by 6% (1770MHz vs 1665MHz)
Lower TDP (290W vs 350W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080 Ti
+56%
34100
GeForce RTX 3070 6144 SP
21750
Graphics Card
May 2021
Release Date
Unknown
GeForce 30
Generation
GeForce 30
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1365 MHz
Base Clock
1740 MHz
1665 MHz
Boost Clock
1770 MHz
1188 MHz
Memory Clock
1750 MHz
Memory
12GB
Memory Size
8GB
GDDR6X
Memory Type
GDDR6
384bit
Memory Bus
256bit
912.4GB/s
Bandwidth
448.0GB/s
Render Config
80
SM Count
48
10240
Shading Units
6144
320
TMUs
192
112
ROPs
96
320
Tensor Cores
192
80
RT Cores
48
128 KB (per SM)
L1 Cache
128 KB (per SM)
6 MB
L2 Cache
4 MB
Theoretical Performance
186.5 GPixel/s
Pixel Rate
169.9 GPixel/s
532.8 GTexel/s
Texture Rate
339.8 GTexel/s
34.10 TFLOPS
FP16 (half)
21.75 TFLOPS
34.10 TFLOPS
FP32 (float)
21.75 TFLOPS
532.8 GFLOPS
FP64 (double)
339.8 GFLOPS
Board Design
350W
TDP
290W
750 W
Suggested PSU
600 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x 12-pin
Power Connectors
1x 8-pin
Graphics Processor
GA102
GPU Name
GA104
GA102-225-A1
GPU Variant
-
Ampere
Architecture
Ampere
Samsung
Foundry
Samsung
8 nm
Process Size
8 nm
28.3 billion
Transistors
17.4 billion
628 mm²
Die Size
392 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
8.6
CUDA
8.6
6.6
Shader Model
6.8
