AMD Radeon HD 7970 GHz Edition vs AMD Radeon 780M
GPU Specs Compare
Graphics Card
Release Date
Jun 2012
Jan 2023
Generation
Southern Islands
Navi III IGP
Type
Desktop
Integrated
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1000 MHz
800 MHz
Boost Clock
1050 MHz
2700 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
12
Shading Units
2048
768
TMUs
128
48
ROPs
32
32
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
768 KB
2 MB
RT Cores
-
12
Theoretical Performance
Pixel Rate
33.60 GPixel/s
86.40 GPixel/s
Texture Rate
134.4 GTexel/s
129.6 GTexel/s
FP32 (float)
4.301 TFLOPS
8.294 TFLOPS
FP64 (double)
1075 GFLOPS
518.4 GFLOPS
FP16 (half)
-
16.59 TFLOPS
Graphics Processor
GPU Name
Tahiti
Phoenix
GPU Variant
Tahiti XT2(215-0821065)
-
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
352 mm²
178 mm²
Board Design
TDP
300W
15W
Suggested PSU
700 W
-
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Power Connectors
1x 6-pin + 1x 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
6.7
📊 Benchmark
3DMark Time Spy
-
2,775
3DMark Time Spy Extreme
-
1,324
3DMark Speed Way
-
458
Blender
-
350