NVIDIA GeForce GTX 490 vs NVIDIA GeForce RTX 2080
We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 8GB VRAM GeForce RTX 2080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 2080 's Advantages
Boost Clock1710MHz
More VRAM (8GB vs 1536GB)
Larger VRAM bandwidth (448.0GB/s vs 164.0GB/s)
2464 additional rendering cores
Lower TDP (215W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 490
1.166 TFLOPS
GeForce RTX 2080
+763%
10.07 TFLOPS
Graphics Card
Unknown
Release Date
Sep 2018
GeForce 400
Generation
GeForce 20
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1515 MHz
-
Boost Clock
1710 MHz
854 MHz
Memory Clock
1750 MHz
Memory
1536MB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
384bit
Memory Bus
256bit
164.0GB/s
Bandwidth
448.0GB/s
Render Config
-
-
-
15
SM Count
46
480
Shading Units
2944
60
TMUs
184
48
ROPs
64
-
Tensor Cores
368
-
RT Cores
46
64 KB (per SM)
L1 Cache
64 KB (per SM)
768 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
18.24 GPixel/s
Pixel Rate
109.4 GPixel/s
36.48 GTexel/s
Texture Rate
314.6 GTexel/s
-
FP16 (half)
20.14 TFLOPS
1166 GFLOPS
FP32 (float)
10.07 TFLOPS
145.8 GFLOPS
FP64 (double)
314.6 GFLOPS
Board Design
365W
TDP
215W
750 W
Suggested PSU
550 W
3x DVI
1x mini-DisplayPort
Outputs
1x HDMI 2.0
3x DisplayPort 1.4a
1x USB Type-C
2x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GF100
GPU Name
TU104
GF100-375-A3
GPU Variant
TU104-400A-A1
Fermi
Architecture
Turing
TSMC
Foundry
TSMC
40 nm
Process Size
12 nm
3.1 billion
Transistors
13.6 billion
529 mm²
Die Size
545 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
2.0
CUDA
7.5
5.1
Shader Model
6.6
