Product Compare

AMD Radeon R9 270 1024SP vs AMD Radeon RX 6700

GPU GPU
Graphics Card
Release Date Mar 2015 Jun 2021
Generation Volcanic Islands Navi II
Type Desktop Desktop
Bus Interface PCIe 3.0 x16 PCIe 4.0 x16
Clock Speeds
Base Clock 900 MHz 1941 MHz
Boost Clock 925 MHz 2450 MHz
Memory Clock 1200 MHz 2000 MHz
Memory
Memory Size 2GB 10GB
Memory Type GDDR5 GDDR6
Memory Bus 256bit 160bit
Bandwidth 153.6GB/s 320.0GB/s
Render Config
Compute Units 16 36
Shading Units 1024 2304
TMUs 64 144
ROPs 32 64
L1 Cache 16 KB (per CU) 128 KB per Array
L2 Cache 512 KB 3 MB
RT Cores 36
L3 Cache 80 MB
Theoretical Performance
Pixel Rate 29.60 GPixel/s 156.8 GPixel/s
Texture Rate 59.20 GTexel/s 352.8 GTexel/s
FP32 (float) 1.894 TFLOPS 11.29 TFLOPS
FP64 (double) 118.4 GFLOPS 705.6 GFLOPS
FP16 (half) 22.58 TFLOPS
Graphics Processor
GPU Name Pitcairn Navi 22
GPU Variant Pitcairn PRO(215-0828062) Navi 22 XTL
Architecture GCN 1.0 RDNA 2.0
Foundry TSMC TSMC
Process Size 28 nm 7 nm
Transistors 2.8 billion 17.2 billion
Die Size 212 mm² 335 mm²
Board Design
TDP 150W 175W
Suggested PSU 450 W 450 W
Outputs 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors 1x 6-pin 1x 8-pin
Graphics Features
DirectX 12 (11_1) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 1.2 2.1
Vulkan 1.2 1.3
Shader Model 5.1 6.5