Radeon R9 270 1024SP vs Radeon X1600 XT Dual
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 256MB VRAM Radeon X1600 XT Dual to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 270 1024SP 's Advantages
Boost Clock925MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (153.6GB/s vs 22.08GB/s)
1024 additional rendering cores
Score
Graphics Card
Mar 2015
Release Date
Unknown
Volcanic Islands
Generation
Radeon R500 PCIe
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1200 MHz
Memory Clock
690 MHz
Memory
2GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
22.08GB/s
Render Config
16
Compute Units
-
1024
Shading Units
-
64
TMUs
4
32
ROPs
4
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
-
Theoretical Performance
29.60 GPixel/s
Pixel Rate
2.360 GPixel/s
59.20 GTexel/s
Texture Rate
2.360 GTexel/s
1.894 TFLOPS
FP32 (float)
-
118.4 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
Unknown
450 W
Suggested PSU
200 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x 6-pin
Power Connectors
1x Molex
Graphics Processor
Pitcairn
GPU Name
RV530
Pitcairn PRO
(215-0828062)
GPU Variant
-
GCN 1.0
Architecture
Ultra-Threaded SE
TSMC
Foundry
TSMC
28 nm
Process Size
90 nm
2.8 billion
Transistors
0.157 billion
212 mm²
Die Size
150 mm²
Graphics Features
12 (11_1)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
1.2
OpenCL
N/A
1.2
Vulkan
N/A
5.1
Shader Model
3.0
