NVIDIA GeForce RTX 5070 vs NVIDIA GeForce RTX 3080 Ti 20 GB
GPU Specs Compare
Graphics Card
Release Date
Mar 2025
Jun 2025
Generation
GeForce 50
Navi IV
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
2325 MHz
1700 MHz
Boost Clock
2512 MHz
3130 MHz
Memory Clock
1750 MHz
2518 MHz
Memory
Memory Size
12GB
8GB
Memory Type
GDDR7
GDDR6
Memory Bus
192bit
128bit
Bandwidth
672.0GB/s
322.3GB/s
Render Config
SM Count
48
80
Shading Units
6144
2048
TMUs
192
128
ROPs
80
64
Tensor Cores
192
320
RT Cores
48
32
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
48 MB
4 MB
Compute Units
-
32
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
201.0 GPixel/s
200.3 GPixel/s
Texture Rate
482.3 GTexel/s
400.6 GTexel/s
FP16 (half)
30.87 TFLOPS
51.28 TFLOPS
FP32 (float)
30.87 TFLOPS
25.64 TFLOPS
FP64 (double)
482.3 GFLOPS
801.3 GFLOPS
Graphics Processor
GPU Name
GB205
Navi 44
GPU Variant
GB205-300-A1
Navi 44 XT(215-176400102)
Architecture
Blackwell 2.0
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
5 nm
4 nm
Transistors
31.1 billion
29.7 billion
Die Size
263 mm²
199 mm²
Board Design
TDP
250W
150W
Suggested PSU
600 W
450 W
Outputs
1x HDMI 2.1b3x DisplayPort 2.1b
1x HDMI 2.1b2x DisplayPort 2.1a
Power Connectors
1x 16-pin
1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.4
1.3
CUDA
12.0
8.6
Shader Model
6.8
6.8
📊 Benchmark
3DMark Time Spy
22,544
-
3DMark Time Spy Extreme
10,789
-
3DMark Speed Way
5,896
-
Blender
6,218
5,956