AMD Radeon HD 7990 vs AMD Radeon 740M
GPU Specs Compare
Graphics Card
Release Date
Apr 2013
Dec 2023
Generation
Southern Islands
Navi III IGP
Type
Desktop
Integrated
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
950 MHz
800 MHz
Boost Clock
1000 MHz
2800 MHz
Memory Clock
1500 MHz
System Shared
Memory
Memory Size
3GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
384bit
System Shared
Bandwidth
288.0GB/s
System Dependent
Render Config
Compute Units
32
4
Shading Units
2048
256
TMUs
128
16
ROPs
32
8
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
768 KB
2 MB
RT Cores
-
4
Theoretical Performance
Pixel Rate
32.00 GPixel/s
22.40 GPixel/s
Texture Rate
128.0 GTexel/s
44.80 GTexel/s
FP32 (float)
4.096 TFLOPS
2.867 TFLOPS
FP64 (double)
1024 GFLOPS
179.2 GFLOPS
FP16 (half)
-
5.734 TFLOPS
Graphics Processor
GPU Name
Malta
Hawx Point
GPU Variant
Malta XT(215-0849026)
-
Architecture
GCN 1.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
4.313 billion
25.39 billion
Die Size
365 mm²
178 mm²
Board Design
TDP
375W
15W
Suggested PSU
750 W
-
Outputs
1x DVI4x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
2x 8-pin
None
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
6.8