GPU Comparison
GEFORCE
NVIDIA GeForce GTX 1660
CORE STATE
TU116
VRAM
6 GB
CLOCK SPEED
1785 MHz
TDP
120 W
BUS WIDTH
192 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
VS
GEFORCE
GeForce RTX 3080 Ti
CORE STATE
GA102
VRAM
12 GB
CLOCK SPEED
1665 MHz
TDP
350 W
BUS WIDTH
384 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 1660
RTX 3080 Ti
Core Specs
Shading Units
1,408
10,240
+627.3%
Shaders
1,408
10,240
+627.3%
TMUs
88
320
+263.6%
ROPs
48
112
+133.3%
SM Count
22
80
+263.6%
Clocks
Base Clock
1530 MHz
1365 MHz
Boost Clock
1785 MHz
1665 MHz
Memory Clock
2001 MHz
8 Gbps effective
1188 MHz
19 Gbps effective
Memory
Memory Size
6 GB
12 GB
VRAM (MB)
6,144
12,288
+100.0%
Memory Type
GDDR5
GDDR6X
Memory Bus
192 bit
384 bit
Bandwidth
192.1 GB/s
912.4 GB/s
Cache
L1 Cache
64 KB (per SM)
128 KB (per SM)
L2 Cache
1536 KB
6 MB
Performance
Pixel Rate
85.68 GPixel/s
186.5 GPixel/s
Texture Rate
157.1 GTexel/s
532.8 GTexel/s
FP32 (TFLOPS)
5.027 TFLOPS
34.10 TFLOPS
FP64 (TFLOPS)
157.1 GFLOPS (1:32)
532.8 GFLOPS (1:64)
FP16 (TFLOPS)
10.05 TFLOPS (2:1)
34.10 TFLOPS (1:1)
AI/RT
RT Cores
—
80
Tensor Cores
—
320
Power
TDP
120 W
350 W
TDP (W)
120
350
+191.7%
Suggested PSU
300 W
750 W
Power Connectors
1x 8-pin
1x 12-pin
Architecture
Architecture
Turing
Ampere
GPU Name
TU116
GA102
Generation
GeForce 16
GeForce 30
Process Size
12 nm
8 nm
Transistors
6,600 million
28,300 million
Die Size
284 mm²
628 mm²
Foundry
TSMC
Samsung
Density
23.2M / mm²
45.1M / mm²
API Support
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
7.5
8.6
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
229 mm
9 inches
285 mm
11.2 inches
Height
111 mm
4.4 inches
112 mm
4.4 inches
Outputs
1x DVI1x HDMI 2.01x DisplayPort 1.4a
1x HDMI 2.13x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Launch Price
219 USD
1,199 USD
Production
End-of-life
End-of-life
Predecessor
GeForce 10
GeForce 20
Successor
GeForce 20
GeForce 40