Radeon R9 270 1024SP vs Radeon RX 8800 XT
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 16GB VRAM Radeon RX 8800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 270 1024SP 's Advantages
Lower TDP (150W vs 220W)
Radeon RX 8800 XT 's Advantages
Boost Clock has increased by 163% (2430MHz vs 925MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (624.1GB/s vs 153.6GB/s)
3072 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 270 1024SP
1894
Radeon RX 8800 XT
+951%
19910
Graphics Card
Mar 2015
Release Date
Unknown
Volcanic Islands
Generation
Navi IV(RX 8000)
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
900 MHz
Base Clock
1295 MHz
925 MHz
Boost Clock
2430 MHz
1200 MHz
Memory Clock
2438 MHz
Memory
2GB
Memory Size
16GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
624.1GB/s
Render Config
16
Compute Units
64
1024
Shading Units
4096
64
TMUs
256
32
ROPs
96
-
RT Cores
64
16 KB (per CU)
L1 Cache
128 KB per Array
512 KB
L2 Cache
4 MB
-
L3 Cache
64 MB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
233.3 GPixel/s
59.20 GTexel/s
Texture Rate
622.1 GTexel/s
-
FP16 (half)
39.81 TFLOPS
1.894 TFLOPS
FP32 (float)
19.91 TFLOPS
118.4 GFLOPS
FP64 (double)
622.1 GFLOPS
Board Design
150W
TDP
220W
450 W
Suggested PSU
550 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
1x 6-pin
Power Connectors
2x 8-pin
Graphics Processor
Pitcairn
GPU Name
Navi 48
Pitcairn PRO
(215-0828062)
GPU Variant
Navi 48 XT
GCN 1.0
Architecture
RDNA 4.0
TSMC
Foundry
TSMC
28 nm
Process Size
4 nm
2.8 billion
Transistors
Unknown
212 mm²
Die Size
Unknown
Graphics Features
12 (11_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.2
OpenCL
2.2
1.2
Vulkan
1.3
5.1
Shader Model
6.8
