Radeon X1650 GT vs Radeon R9 270
We compared two Desktop platform GPUs: 128MB VRAM Radeon X1650 GT and 2GB VRAM Radeon R9 270 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 270 's Advantages
Released 6 years and 6 months late
Boost Clock925MHz
More VRAM (2GB vs 128GB)
Larger VRAM bandwidth (179.2GB/s vs 12.80GB/s)
1280 additional rendering cores
Score
Graphics Card
May 2007
Release Date
Nov 2013
Radeon R500 PCIe
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
900 MHz
-
Boost Clock
925 MHz
400 MHz
Memory Clock
1400 MHz
Memory
128MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
12.80GB/s
Bandwidth
179.2GB/s
Render Config
-
Compute Units
20
-
Shading Units
1280
8
TMUs
80
8
ROPs
32
-
L1 Cache
16 KB (per CU)
-
L2 Cache
512 KB
Theoretical Performance
3.200 GPixel/s
Pixel Rate
29.60 GPixel/s
3.200 GTexel/s
Texture Rate
74.00 GTexel/s
-
FP32 (float)
2.368 TFLOPS
-
FP64 (double)
148.0 GFLOPS
Board Design
Unknown
TDP
150W
200 W
Suggested PSU
450 W
1x DVI
1x VGA
1x S-Video
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
1x 6-pin
Graphics Processor
RV560
GPU Name
Curacao
RV560 GT
GPU Variant
Curacao PRO
(215-0848000)
Ultra-Threaded SE
Architecture
GCN 1.0
TSMC
Foundry
TSMC
80 nm
Process Size
28 nm
0.312 billion
Transistors
2.8 billion
230 mm²
Die Size
212 mm²
Graphics Features
9.0c (9_3)
DirectX
12 (11_1)
2.1
OpenGL
4.6
N/A
OpenCL
1.2
N/A
Vulkan
1.2
3.0
Shader Model
5.1
