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GPU Comparison
NVIDIA GeForce GTX 1660 vs ATI Radeon HD 3870 X2
NVIDIA GeForce GTX 1660 vs ATI Radeon HD 3870 X2
VS
NVIDIA GeForce GTX 1660
ATI Radeon HD 3870 X2
We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1660 's Advantages
Released 11 years and 2 months late
Boost Clock1785MHz
Larger VRAM bandwidth (192.1GB/s vs 57.66GB/s)
1088 additional rendering cores
Lower TDP (120W vs 165W)
Score
Benchmark
FP32 (float)
GeForce GTX 1660
+852%
5.027 TFLOPS
Radeon HD 3870 X2
0.528 TFLOPS
GeForce GTX 1660
VS
Radeon HD 3870 X2
Graphics Card
Mar 2019
Release Date
Jan 2008
GeForce 16
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1530 MHz
Base Clock
-
1785 MHz
Boost Clock
-
2001 MHz
Memory Clock
901 MHz
Memory
6GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
192bit
Memory Bus
256bit
192.1GB/s
Bandwidth
57.66GB/s
Render Config
22
SM Count
-
-
Compute Units
4
1408
Shading Units
320
88
TMUs
16
48
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
-
1536 KB
L2 Cache
256 KB
Theoretical Performance
85.68 GPixel/s
Pixel Rate
13.20 GPixel/s
157.1 GTexel/s
Texture Rate
13.20 GTexel/s
10.05 TFLOPS
FP16 (half)
-
5.027 TFLOPS
FP32 (float)
528.0 GFLOPS
157.1 GFLOPS
FP64 (double)
105.6 GFLOPS
Graphics Processor
TU116
GPU Name
R680
TU116-300-A1
GPU Variant
R680 XT (215-0708017)
Turing
Architecture
TeraScale
TSMC
Foundry
TSMC
12 nm
Process Size
55 nm
6.6 billion
Transistors
0.666 billion
284 mm²
Die Size
192 mm²
Board Design
120W
TDP
165W
300 W
Suggested PSU
450 W
1x DVI 1x HDMI 2.0 1x DisplayPort 1.4a
Outputs
2x DVI 1x S-Video
1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
12 (12_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
3.0
OpenCL
N/A
1.3
Vulkan
N/A
7.5
CUDA
-
6.6
Shader Model
4.1
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