NVIDIA GeForce GTX 970 vs NVIDIA GeForce GTX 490
We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 970 's Advantages
Boost Clock1178MHz
More VRAM (4GB vs 1536GB)
Larger VRAM bandwidth (224.4GB/s vs 164.0GB/s)
1184 additional rendering cores
Lower TDP (148W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 970
+236%
3.92 TFLOPS
GeForce GTX 490
1.166 TFLOPS
Graphics Card
Sep 2014
Release Date
Unknown
GeForce 900
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1050 MHz
Base Clock
-
1178 MHz
Boost Clock
-
1753 MHz
Memory Clock
854 MHz
Memory
4GB
Memory Size
1536MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
224.4GB/s
Bandwidth
164.0GB/s
Render Config
-
-
-
-
SM Count
15
1664
Shading Units
480
104
TMUs
60
56
ROPs
48
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
64 KB (per SM)
2 MB
L2 Cache
768 KB
-
-
-
Theoretical Performance
65.97 GPixel/s
Pixel Rate
18.24 GPixel/s
122.5 GTexel/s
Texture Rate
36.48 GTexel/s
-
-
-
3.920 TFLOPS
FP32 (float)
1166 GFLOPS
122.5 GFLOPS
FP64 (double)
145.8 GFLOPS
Board Design
148W
TDP
365W
300 W
Suggested PSU
750 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
3x DVI
1x mini-DisplayPort
2x 6-pin
Power Connectors
2x 8-pin
Graphics Processor
GM204
GPU Name
GF100
GM204-200-A1
GPU Variant
GF100-375-A3
Maxwell 2.0
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
5.2 billion
Transistors
3.1 billion
398 mm²
Die Size
529 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.2
CUDA
2.0
6.4
Shader Model
5.1
