Radeon R9 295X2 vs Radeon 550X
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 2GB VRAM Radeon 550X 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 112.0GB/s)
2304 additional rendering cores
Radeon 550X 's Advantages
Released 4 years and 11 months late
Boost Clock1218MHz
Lower TDP (50W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+359%
5733
Radeon 550X
1247
Graphics Card
Apr 2014
Release Date
Mar 2019
Volcanic Islands
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1082 MHz
-
Boost Clock
1218 MHz
1250 MHz
Memory Clock
1750 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
512bit
Memory Bus
128bit
320.0GB/s
Bandwidth
112.0GB/s
Render Config
44
Compute Units
8
2816
Shading Units
512
176
TMUs
32
64
ROPs
16
16 KB (per CU)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
512 KB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
19.49 GPixel/s
179.2 GTexel/s
Texture Rate
38.98 GTexel/s
-
FP16 (half)
1247 GFLOPS
5.733 TFLOPS
FP32 (float)
1247 GFLOPS
716.7 GFLOPS
FP64 (double)
77.95 GFLOPS
Board Design
500W
TDP
50W
900 W
Suggested PSU
250 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
2x 8-pin
Power Connectors
None
Graphics Processor
Vesuvius
GPU Name
Lexa
Vesuvius XT
(215-0852022)
GPU Variant
Lexa PRO
(215-0904018)
GCN 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
6.2 billion
Transistors
2.2 billion
438 mm²
Die Size
103 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.0
OpenCL
2.1
1.2
Vulkan
1.2
6.3
Shader Model
6.4
