AMD Radeon 740M vs AMD Radeon R9 270 1024SP
GPU · Specs Compare
Graphics Card
Release Date
Dec 2023
Mar 2015
Generation
Navi III IGP
Volcanic Islands
Type
Integrated
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
800 MHz
900 MHz
Boost Clock
2800 MHz
925 MHz
Memory Clock
System Shared
1200 MHz
Memory
Memory Size
System Shared
2GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
153.6GB/s
Render Config
Compute Units
4
16
Shading Units
256
1024
TMUs
16
64
ROPs
8
32
RT Cores
4
—
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
22.40 GPixel/s
29.60 GPixel/s
Texture Rate
44.80 GTexel/s
59.20 GTexel/s
FP16 (half)
5.734 TFLOPS
—
FP32 (float)
2.867 TFLOPS
1.894 TFLOPS
FP64 (double)
179.2 GFLOPS
118.4 GFLOPS
Graphics Processor
GPU Name
Hawx Point
Pitcairn
Architecture
RDNA 3.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
25.39 billion
2.8 billion
Die Size
178 mm²
212 mm²
GPU Variant
—
Pitcairn PRO(215-0828062)
Board Design
TDP
15W
150W
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
—
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.3
1.2
Shader Model
6.8
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.