NVIDIA GeForce GTX 970 vs NVIDIA GeForce GTX 950
We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 2GB VRAM GeForce GTX 950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 970 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (224.4GB/s vs 105.8GB/s)
896 additional rendering cores
NVIDIA GeForce GTX 950 's Advantages
Released 11 months late
Boost Clock has increased by 1% (1188MHz vs 1178MHz)
Lower TDP (90W vs 148W)
Score
Benchmark
FP32 (float)
GeForce GTX 970
+114%
3.92 TFLOPS
GeForce GTX 950
1.825 TFLOPS
3DMark Time Spy
GeForce GTX 970
+91%
3646
GeForce GTX 950
1903
3DMark Time Spy Extreme
GeForce GTX 970
+325%
1683
GeForce GTX 950
396
Shadow of the Tomb Raider 2160p
GeForce GTX 970
+200%
15
GeForce GTX 950
5
Shadow of the Tomb Raider 1440p
GeForce GTX 970
+50%
30
GeForce GTX 950
20
Shadow of the Tomb Raider 1080p
GeForce GTX 970
+33%
40
GeForce GTX 950
30
Graphics Card
Sep 2014
Release Date
Aug 2015
GeForce 900
Generation
GeForce 900
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1050 MHz
Base Clock
1024 MHz
1178 MHz
Boost Clock
1188 MHz
1753 MHz
Memory Clock
1653 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
224.4GB/s
Bandwidth
105.8GB/s
Render Config
-
-
-
-
-
-
1664
Shading Units
768
104
TMUs
48
56
ROPs
32
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
48 KB (per SMM)
2 MB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
65.97 GPixel/s
Pixel Rate
38.02 GPixel/s
122.5 GTexel/s
Texture Rate
57.02 GTexel/s
-
-
-
3.920 TFLOPS
FP32 (float)
1.825 TFLOPS
122.5 GFLOPS
FP64 (double)
57.02 GFLOPS
Board Design
148W
TDP
90W
300 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
2x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
GM204
GPU Name
GM206
GM204-200-A1
GPU Variant
GM206-250-A1
Maxwell 2.0
Architecture
Maxwell 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5.2 billion
Transistors
2.94 billion
398 mm²
Die Size
228 mm²
Graphics Features
12 (12_1)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
5.2
CUDA
5.2
6.4
Shader Model
6.4
