AMD Radeon R9 285 vs AMD Radeon 740M
GPU · Specs Compare
Graphics Card
Release Date
Sep 2014
Dec 2023
Generation
Volcanic Islands
Navi III IGP
Type
Desktop
Integrated
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1375 MHz
System Shared
Base Clock
—
800 MHz
Boost Clock
—
2800 MHz
Memory
Memory Size
2GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
256bit
System Shared
Bandwidth
176.0GB/s
System Dependent
Render Config
Compute Units
28
4
Shading Units
1792
256
TMUs
112
16
ROPs
32
8
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
RT Cores
—
4
Theoretical Performance
Pixel Rate
29.38 GPixel/s
22.40 GPixel/s
Texture Rate
102.8 GTexel/s
44.80 GTexel/s
FP16 (half)
3.290 TFLOPS
5.734 TFLOPS
FP32 (float)
3.290 TFLOPS
2.867 TFLOPS
FP64 (double)
205.6 GFLOPS
179.2 GFLOPS
Graphics Processor
GPU Name
Tonga
Hawx Point
GPU Variant
Tonga PRO(215-0851128)
—
Architecture
GCN 3.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
5 billion
25.39 billion
Die Size
366 mm²
178 mm²
Board Design
TDP
190W
15W
Suggested PSU
450 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2.170
1.3
Shader Model
6.5
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.