GPU Comparison
RADEON
AMD Radeon HD 7770M
CORE STATE
Chelsea
VRAM
1024 MB
CLOCK SPEED
—
TDP
32 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
T1000
CORE STATE
TU117
VRAM
4 GB
CLOCK SPEED
1395 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7770M
T1000
Core Specs
Shading Units
512
896
+75.0%
Shaders
512
896
+75.0%
TMUs
32
56
+75.0%
ROPs
16
32
+100.0%
Compute Units
8
—
SM Count
—
14
Clocks
Base Clock
—
1065 MHz
Boost Clock
—
1395 MHz
GPU Clock
675 MHz
—
Memory Clock
1000 MHz
4 Gbps effective
1250 MHz
10 Gbps effective
Memory
Memory Size
1024 MB
4 GB
VRAM (MB)
1,024
4,096
+300.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
128 bit
Bandwidth
64.00 GB/s
160.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
1024 KB
Performance
Pixel Rate
10.80 GPixel/s
44.64 GPixel/s
Texture Rate
21.60 GTexel/s
78.12 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
2.500 TFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
78.12 GFLOPS (1:32)
FP16 (TFLOPS)
—
5.000 TFLOPS (2:1)
Power
TDP
32 W
50 W
TDP (W)
32
50
+56.3%
Suggested PSU
—
250 W
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Turing
GPU Name
Chelsea
TU117
Generation
London
(HD 7700M)
Quadro Turing
(Tx000)
Process Size
28 nm
12 nm
Transistors
1,500 million
4,700 million
Die Size
123 mm²
200 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
23.5M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
7.5
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
—
Single-slot
Length
—
156 mm
6.1 inches
Height
—
69 mm
2.7 inches
Outputs
Portable Device Dependent
4x mini-DisplayPort 1.4a
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Vancouver
Quadro Volta
Successor
Solar System
Workstation Ampere