Radeon R9 270 1024SP vs GeForce 8600 GT Mac Edition
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 128MB VRAM GeForce 8600 GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 270 1024SP 's Advantages
Released 7 years and 11 months late
Boost Clock925MHz
More VRAM (2GB vs 128GB)
Larger VRAM bandwidth (153.6GB/s vs 24.00GB/s)
992 additional rendering cores
GeForce 8600 GT Mac Edition 's Advantages
Lower TDP (47W vs 150W)
Score
Benchmark
FP32 (float)
Radeon R9 270 1024SP
+1936%
1894
GeForce 8600 GT Mac Edition
93
Graphics Card
Mar 2015
Release Date
Apr 2007
Volcanic Islands
Generation
GeForce 8
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
750 MHz
Memory
2GB
Memory Size
128MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
24.00GB/s
Render Config
16
Compute Units
-
-
SM Count
4
1024
Shading Units
32
64
TMUs
16
32
ROPs
8
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
32 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
4.800 GPixel/s
59.20 GTexel/s
Texture Rate
9.600 GTexel/s
1.894 TFLOPS
FP32 (float)
92.80 GFLOPS
118.4 GFLOPS
FP64 (double)
-
Board Design
150W
TDP
47W
450 W
Suggested PSU
200 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x 6-pin
Power Connectors
None
Graphics Processor
Pitcairn
GPU Name
G84
Pitcairn PRO
(215-0828062)
GPU Variant
G84-303-A2
GCN 1.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
2.8 billion
Transistors
0.289 billion
212 mm²
Die Size
169 mm²
Graphics Features
12 (11_1)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.1
5.1
Shader Model
4.0