AMD Radeon R7 260X vs AMD Radeon HD 6450 OEM
We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 260X and 512MB VRAM Radeon HD 6450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R7 260X 's Advantages
Released 2 years and 8 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (104.0GB/s vs 8.528GB/s)
736 additional rendering cores
AMD Radeon HD 6450 OEM 's Advantages
Lower TDP (18W vs 115W)
Score
Benchmark
FP32 (float)
Radeon R7 260X
+885%
1.971 TFLOPS
Radeon HD 6450 OEM
0.2 TFLOPS
Graphics Card
Oct 2013
Release Date
Feb 2011
Volcanic Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1625 MHz
Memory Clock
533 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
64bit
104.0GB/s
Bandwidth
8.528GB/s
Render Config
14
Compute Units
2
-
-
-
896
Shading Units
160
56
TMUs
8
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
17.60 GPixel/s
Pixel Rate
2.500 GPixel/s
61.60 GTexel/s
Texture Rate
5.000 GTexel/s
-
-
-
1.971 TFLOPS
FP32 (float)
200.0 GFLOPS
123.2 GFLOPS
FP64 (double)
-
Board Design
115W
TDP
18W
300 W
Suggested PSU
200 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x DVI
1x HDMI 1.3a
1x VGA
1x 6-pin
Power Connectors
None
Graphics Processor
Bonaire
GPU Name
Caicos
Bonaire XTX
(215-0839097)
GPU Variant
Junbonator
GCN 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.08 billion
Transistors
0.37 billion
160 mm²
Die Size
67 mm²
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.0
OpenCL
1.2
1.2
Vulkan
N/A
-
-
-
6.3
Shader Model
5.0
