GPU Comparison
RADEON
AMD Radeon HD 7950
CORE STATE
Tahiti
VRAM
3 GB
CLOCK SPEED
—
TDP
200 W
BUS WIDTH
384 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
RADEON
Radeon PRO W7900
CORE STATE
Navi 31
VRAM
48 GB
CLOCK SPEED
2495 MHz
TDP
295 W
BUS WIDTH
384 bit
ARCHITECTURE
RDNA 3.0
PROCESS
5 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7950
PRO W7900
Core Specs
Shading Units
1,792
6,144
+242.9%
Shaders
1,792
6,144
+242.9%
TMUs
112
384
+242.9%
ROPs
32
192
+500.0%
Compute Units
28
96
+242.9%
Clocks
Base Clock
—
1855 MHz
Boost Clock
—
2495 MHz
GPU Clock
800 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
3 GB
48 GB
VRAM (MB)
3,072
49,152
+1500.0%
Memory Type
GDDR5
GDDR6
Memory Bus
384 bit
384 bit
Bandwidth
240.0 GB/s
864.0 GB/s
Cache
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
768 KB
6 MB
L3 Cache
—
96 MB
L0 Cache
—
64 KB per WGP
Performance
Pixel Rate
25.60 GPixel/s
479.0 GPixel/s
Texture Rate
89.60 GTexel/s
958.1 GTexel/s
FP32 (TFLOPS)
2.867 TFLOPS
61.32 TFLOPS
FP64 (TFLOPS)
716.8 GFLOPS (1:4)
1.916 TFLOPS (1:32)
FP16 (TFLOPS)
—
122.6 TFLOPS (2:1)
AI/RT
RT Cores
—
96
Matrix Cores
—
192
Power
TDP
200 W
295 W
TDP (W)
200
295
+47.5%
Suggested PSU
550 W
600 W
Power Connectors
2x 6-pin
2x 8-pin
Architecture
Architecture
GCN 1.0
RDNA 3.0
GPU Name
Tahiti
Navi 31
Codename
—
Plum Bonito
Generation
Southern Islands
(HD 7900)
Radeon Pro Navi
(Navi III Series)
Process Size
28 nm
5 nm
Transistors
4,313 million
57,700 million
Die Size
352 mm²
529 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
109.1M / mm²
AMD MCM
GCD Transistors
—
45,400 million
GCD Die Size
—
304.35 mm²
MCD Transistors
—
2,050 million x6
API Support
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
2.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Dual-slot
Triple-slot
Length
278 mm
10.9 inches
280 mm
11 inches
Height
111 mm
4.4 inches
110 mm
4.3 inches
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
3x DisplayPort 2.11x mini-DisplayPort 2.1
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Launch Price
449 USD
3,999 USD
Production
End-of-life
Active
Predecessor
Northern Islands
Radeon Pro Vega
Successor
Sea Islands
—