Radeon R9 270 1024SP vs GeForce GTX TITAN BLACK
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 6GB VRAM GeForce GTX TITAN BLACK to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 270 1024SP 's Advantages
Released 1 years and 1 months late
Lower TDP (150W vs 250W)
GeForce GTX TITAN BLACK 's Advantages
Boost Clock has increased by 6% (980MHz vs 925MHz)
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (336.0GB/s vs 153.6GB/s)
1856 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 270 1024SP
1894
GeForce GTX TITAN BLACK
+198%
5645
Graphics Card
Mar 2015
Release Date
Feb 2014
Volcanic Islands
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
900 MHz
Base Clock
889 MHz
925 MHz
Boost Clock
980 MHz
1200 MHz
Memory Clock
1750 MHz
Memory
2GB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
153.6GB/s
Bandwidth
336.0GB/s
Render Config
16
Compute Units
-
1024
Shading Units
2880
64
TMUs
240
32
ROPs
48
16 KB (per CU)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
1536 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
58.80 GPixel/s
59.20 GTexel/s
Texture Rate
235.2 GTexel/s
1.894 TFLOPS
FP32 (float)
5.645 TFLOPS
118.4 GFLOPS
FP64 (double)
1.882 TFLOPS
Board Design
150W
TDP
250W
450 W
Suggested PSU
600 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Pitcairn
GPU Name
GK110B
Pitcairn PRO
(215-0828062)
GPU Variant
GK110-430-B1
GCN 1.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.8 billion
Transistors
7.08 billion
212 mm²
Die Size
561 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.5
5.1
Shader Model
5.1