Radeon R9 270 1024SP vs RTX A1000
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 8GB VRAM RTX A1000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
RTX A1000 's Advantages
Released 9 years and 1 months late
Boost Clock has increased by 58% (1462MHz vs 925MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 153.6GB/s)
1280 additional rendering cores
Lower TDP (50W vs 150W)
Score
Benchmark
FP32 (float)
Radeon R9 270 1024SP
1894
RTX A1000
+255%
6737
Graphics Card
Mar 2015
Release Date
Apr 2024
Volcanic Islands
Generation
Quadro Ampere
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
900 MHz
Base Clock
727 MHz
925 MHz
Boost Clock
1462 MHz
1200 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
192.0GB/s
Render Config
16
Compute Units
-
-
SM Count
18
1024
Shading Units
2304
64
TMUs
72
32
ROPs
32
-
Tensor Cores
72
-
RT Cores
18
16 KB (per CU)
L1 Cache
128 KB (per SM)
512 KB
L2 Cache
2 MB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
46.78 GPixel/s
59.20 GTexel/s
Texture Rate
105.3 GTexel/s
-
FP16 (half)
6.737 TFLOPS
1.894 TFLOPS
FP32 (float)
6.737 TFLOPS
118.4 GFLOPS
FP64 (double)
105.3 GFLOPS
Board Design
150W
TDP
50W
450 W
Suggested PSU
250 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
4x mini-DisplayPort 1.4a
1x 6-pin
Power Connectors
None
Graphics Processor
Pitcairn
GPU Name
GA107
Pitcairn PRO
(215-0828062)
GPU Variant
-
GCN 1.0
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
2.8 billion
Transistors
8.7 billion
212 mm²
Die Size
200 mm²
Graphics Features
12 (11_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
8.6
5.1
Shader Model
6.7
