NVIDIA GeForce RTX 2080 Ti vs NVIDIA GeForce GTX 1080 11Gbps
We compared two Desktop platform GPUs: 11GB VRAM GeForce RTX 2080 Ti and 8GB VRAM GeForce GTX 1080 11Gbps to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 2080 Ti 's Advantages
Released 1 years and 5 months late
More VRAM (11GB vs 8GB)
Larger VRAM bandwidth (616.0GB/s vs 352.3GB/s)
1792 additional rendering cores
NVIDIA GeForce GTX 1080 11Gbps 's Advantages
Boost Clock has increased by 12% (1733MHz vs 1545MHz)
Lower TDP (180W vs 250W)
Score
Benchmark
FP32 (float)
GeForce RTX 2080 Ti
+51%
13.45 TFLOPS
GeForce GTX 1080 11Gbps
8.873 TFLOPS
Graphics Card
Sep 2018
Release Date
Apr 2017
GeForce 20
Generation
GeForce 10
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1350 MHz
Base Clock
1607 MHz
1545 MHz
Boost Clock
1733 MHz
1750 MHz
Memory Clock
1376 MHz
Memory
11GB
Memory Size
8GB
GDDR6
Memory Type
GDDR5X
352bit
Memory Bus
256bit
616.0GB/s
Bandwidth
352.3GB/s
Render Config
-
-
-
68
SM Count
20
4352
Shading Units
2560
272
TMUs
160
88
ROPs
64
544
Tensor Cores
-
68
RT Cores
-
64 KB (per SM)
L1 Cache
48 KB (per SM)
0 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
136.0 GPixel/s
Pixel Rate
110.9 GPixel/s
420.2 GTexel/s
Texture Rate
277.3 GTexel/s
26.90 TFLOPS
FP16 (half)
138.6 GFLOPS
13.45 TFLOPS
FP32 (float)
8.873 TFLOPS
420.2 GFLOPS
FP64 (double)
277.3 GFLOPS
Board Design
250W
TDP
180W
600 W
Suggested PSU
450 W
1x HDMI 2.0
3x DisplayPort 1.4a
1x USB Type-C
Outputs
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
TU102
GPU Name
GP104
TU102-300A-K1-A1
GPU Variant
GP104-410-A1
Turing
Architecture
Pascal
TSMC
Foundry
TSMC
12 nm
Process Size
16 nm
18.6 billion
Transistors
7.2 billion
754 mm²
Die Size
314 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
7.5
CUDA
6.1
6.6
Shader Model
6.4
