NVIDIA GeForce GTX 750 Ti vs AMD Radeon R9 390X
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 750 Ti and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 750 Ti 's Advantages
Boost Clock1085MHz
Lower TDP (60W vs 275W)
AMD Radeon R9 390X 's Advantages
Released 1 years and 4 months late
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (384.0GB/s vs 86.40GB/s)
2176 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 750 Ti
1.389 TFLOPS
Radeon R9 390X
+325%
5.914 TFLOPS
3DMark Time Spy
GeForce GTX 750 Ti
1276
Radeon R9 390X
+233%
4259
3DMark Time Spy Extreme
GeForce GTX 750 Ti
308
Radeon R9 390X
+562%
2041
Graphics Card
Feb 2014
Release Date
Jun 2015
GeForce 700
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1020 MHz
Base Clock
-
1085 MHz
Boost Clock
-
1350 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
512bit
86.40GB/s
Bandwidth
384.0GB/s
Render Config
-
Compute Units
44
-
-
-
640
Shading Units
2816
40
TMUs
176
16
ROPs
64
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
17.36 GPixel/s
Pixel Rate
67.20 GPixel/s
43.40 GTexel/s
Texture Rate
184.8 GTexel/s
-
-
-
1389 GFLOPS
FP32 (float)
5.914 TFLOPS
43.40 GFLOPS
FP64 (double)
739.2 GFLOPS
Board Design
60W
TDP
275W
250 W
Suggested PSU
600 W
2x DVI
1x mini-HDMI 2.0
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GM107
GPU Name
Grenada
GM107-400-A2
GPU Variant
Grenada XT
(215-0880004)
Maxwell
Architecture
GCN 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
6.2 billion
148 mm²
Die Size
438 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
6.3
