GeForce 8400 GS PCI vs GeForce GTX 950
We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS PCI and 2GB VRAM GeForce GTX 950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 8400 GS PCI 's Advantages
Lower TDP (25W vs 90W)
GeForce GTX 950 's Advantages
Released 7 years and 8 months late
Boost Clock1188MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (105.8GB/s vs 5.328GB/s)
760 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8400 GS PCI
22
GeForce GTX 950
+8195%
1825
Graphics Card
Dec 2007
Release Date
Aug 2015
GeForce 8
Generation
GeForce 900
Desktop
Type
Desktop
PCI
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1024 MHz
-
Boost Clock
1188 MHz
333 MHz
Memory Clock
1653 MHz
Memory
512MB
Memory Size
2GB
DDR2
Memory Type
GDDR5
64bit
Memory Bus
128bit
5.328GB/s
Bandwidth
105.8GB/s
Render Config
1
SM Count
-
8
Shading Units
768
4
TMUs
48
4
ROPs
32
-
L1 Cache
48 KB (per SMM)
16 KB
L2 Cache
1024 KB
Theoretical Performance
2.268 GPixel/s
Pixel Rate
38.02 GPixel/s
2.268 GTexel/s
Texture Rate
57.02 GTexel/s
22.40 GFLOPS
FP32 (float)
1.825 TFLOPS
-
FP64 (double)
57.02 GFLOPS
Board Design
25W
TDP
90W
200 W
Suggested PSU
250 W
1x S-Video
1x DMS-59
Outputs
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
None
Power Connectors
1x 6-pin
Graphics Processor
G98
GPU Name
GM206
G98-400-U2
GPU Variant
GM206-250-A1
Tesla
Architecture
Maxwell 2.0
TSMC
Foundry
TSMC
65 nm
Process Size
28 nm
0.21 billion
Transistors
2.94 billion
86 mm²
Die Size
228 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (12_1)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
1.1
CUDA
5.2
4.0
Shader Model
6.4
