Radeon R9 295X2 vs Radeon R9 380
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 2GB VRAM Radeon R9 380 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 295X2 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (320.0GB/s vs 176.0GB/s)
1024 additional rendering cores
Radeon R9 380 's Advantages
Released 1 years and 2 months late
Lower TDP (190W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+64%
5733
Radeon R9 380
3476
Graphics Card
Apr 2014
Release Date
Jun 2015
Volcanic Islands
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1250 MHz
Memory Clock
1375 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
512bit
Memory Bus
256bit
320.0GB/s
Bandwidth
176.0GB/s
Render Config
44
Compute Units
28
2816
Shading Units
1792
176
TMUs
112
64
ROPs
32
16 KB (per CU)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
512 KB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
31.04 GPixel/s
179.2 GTexel/s
Texture Rate
108.6 GTexel/s
-
FP16 (half)
3.476 TFLOPS
5.733 TFLOPS
FP32 (float)
3.476 TFLOPS
716.7 GFLOPS
FP64 (double)
217.3 GFLOPS
Board Design
500W
TDP
190W
900 W
Suggested PSU
450 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
2x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
Vesuvius
GPU Name
Antigua
Vesuvius XT
(215-0852022)
GPU Variant
Antigua PRO
(215-0877000)
GCN 2.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
6.2 billion
Transistors
5 billion
438 mm²
Die Size
366 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.0
OpenCL
2.0
1.2
Vulkan
1.2
6.3
Shader Model
6.3
